Home / 956,952,031.60-1,435,428,047.40-521,595,564.40

Finding the Fourth Proportional to 956,952,031.60, 1,435,428,047.40 and 521,595,564.40

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Solution

The fourth proportional to 956,952,031.60, 1,435,428,047.40 and 521,595,564.40 is: 782,393,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,952,031.60 : 1,435,428,047.40 = 521,595,564.40 : x
  2. Step 2: Convert to fraction form
    956,952,031.60/1,435,428,047.40 = 521,595,564.40/x
  3. Step 3: Cross multiply
    956,952,031.60x = 1,435,428,047.40 × 521,595,564.40
  4. Step 4: Simplify right side
    956,952,031.60x = 748,712,902,539,192,960
  5. Step 5: Solve for x
    x = 748,712,902,539,192,960/956,952,031.60
  6. Step 6: Final answer
    x = 782,393,346.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.