Home / 621,101,877.90-933,566,004.45-586,664,501.10

Finding the Fourth Proportional to 621,101,877.90, 933,566,004.45 and 586,664,501.10

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Solution

The fourth proportional to 621,101,877.90, 933,566,004.45 and 586,664,501.10 is: 881,803,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,101,877.90 : 933,566,004.45 = 586,664,501.10 : x
  2. Step 2: Convert to fraction form
    621,101,877.90/933,566,004.45 = 586,664,501.10/x
  3. Step 3: Cross multiply
    621,101,877.90x = 933,566,004.45 × 586,664,501.10
  4. Step 4: Simplify right side
    621,101,877.90x = 547,690,034,244,579,712
  5. Step 5: Solve for x
    x = 547,690,034,244,579,712/621,101,877.90
  6. Step 6: Final answer
    x = 881,803,861.38

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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.