Home / 1,106,929,615.55-1,527,581,017.79-660,931,952.66

Finding the Fourth Proportional to 1,106,929,615.55, 1,527,581,017.79 and 660,931,952.66

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Solution

The fourth proportional to 1,106,929,615.55, 1,527,581,017.79 and 660,931,952.66 is: 912,096,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,929,615.55 : 1,527,581,017.79 = 660,931,952.66 : x
  2. Step 2: Convert to fraction form
    1,106,929,615.55/1,527,581,017.79 = 660,931,952.66/x
  3. Step 3: Cross multiply
    1,106,929,615.55x = 1,527,581,017.79 × 660,931,952.66
  4. Step 4: Simplify right side
    1,106,929,615.55x = 1,009,627,104,934,029,312
  5. Step 5: Solve for x
    x = 1,009,627,104,934,029,312/1,106,929,615.55
  6. Step 6: Final answer
    x = 912,096,930.78

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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.