Home / 905,614,553.48-1,249,752,316.02-514,495,439.24

Finding the Fourth Proportional to 905,614,553.48, 1,249,752,316.02 and 514,495,439.24

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Solution

The fourth proportional to 905,614,553.48, 1,249,752,316.02 and 514,495,439.24 is: 710,006,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,614,553.48 : 1,249,752,316.02 = 514,495,439.24 : x
  2. Step 2: Convert to fraction form
    905,614,553.48/1,249,752,316.02 = 514,495,439.24/x
  3. Step 3: Cross multiply
    905,614,553.48x = 1,249,752,316.02 × 514,495,439.24
  4. Step 4: Simplify right side
    905,614,553.48x = 642,991,866,771,917,184
  5. Step 5: Solve for x
    x = 642,991,866,771,917,184/905,614,553.48
  6. Step 6: Final answer
    x = 710,006,110.55

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Double scale
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1.5x scale

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.