Home / 1,124,104,870.71-1,551,426,984.26-647,703,997.65

Finding the Fourth Proportional to 1,124,104,870.71, 1,551,426,984.26 and 647,703,997.65

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Solution

The fourth proportional to 1,124,104,870.71, 1,551,426,984.26 and 647,703,997.65 is: 893,925,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,104,870.71 : 1,551,426,984.26 = 647,703,997.65 : x
  2. Step 2: Convert to fraction form
    1,124,104,870.71/1,551,426,984.26 = 647,703,997.65/x
  3. Step 3: Cross multiply
    1,124,104,870.71x = 1,551,426,984.26 × 647,703,997.65
  4. Step 4: Simplify right side
    1,124,104,870.71x = 1,004,865,459,766,443,520
  5. Step 5: Solve for x
    x = 1,004,865,459,766,443,520/1,124,104,870.71
  6. Step 6: Final answer
    x = 893,925,011.76

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Half scale
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Double scale
Find fourth proportional to 1,124,104,871.71, 1,551,426,985.64 and 647,703,998.65
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.