Home / 1,124,106,523.79-1,551,429,345.47-647,705,685.56

Finding the Fourth Proportional to 1,124,106,523.79, 1,551,429,345.47 and 647,705,685.56

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Solution

The fourth proportional to 1,124,106,523.79, 1,551,429,345.47 and 647,705,685.56 is: 893,927,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,106,523.79 : 1,551,429,345.47 = 647,705,685.56 : x
  2. Step 2: Convert to fraction form
    1,124,106,523.79/1,551,429,345.47 = 647,705,685.56/x
  3. Step 3: Cross multiply
    1,124,106,523.79x = 1,551,429,345.47 × 647,705,685.56
  4. Step 4: Simplify right side
    1,124,106,523.79x = 1,004,869,607,794,552,576
  5. Step 5: Solve for x
    x = 1,004,869,607,794,552,576/1,124,106,523.79
  6. Step 6: Final answer
    x = 893,927,387.25

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Double scale
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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.