Home / 951,091,349.40-1,312,516,702.56-527,712,676.56

Finding the Fourth Proportional to 951,091,349.40, 1,312,516,702.56 and 527,712,676.56

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Solution

The fourth proportional to 951,091,349.40, 1,312,516,702.56 and 527,712,676.56 is: 728,249,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,091,349.40 : 1,312,516,702.56 = 527,712,676.56 : x
  2. Step 2: Convert to fraction form
    951,091,349.40/1,312,516,702.56 = 527,712,676.56/x
  3. Step 3: Cross multiply
    951,091,349.40x = 1,312,516,702.56 × 527,712,676.56
  4. Step 4: Simplify right side
    951,091,349.40x = 692,631,702,137,643,008
  5. Step 5: Solve for x
    x = 692,631,702,137,643,008/951,091,349.40
  6. Step 6: Final answer
    x = 728,249,397.47

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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.