Home / 477,131,036.70-715,696,555.05-354,687,030.30

Finding the Fourth Proportional to 477,131,036.70, 715,696,555.05 and 354,687,030.30

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Solution

The fourth proportional to 477,131,036.70, 715,696,555.05 and 354,687,030.30 is: 532,030,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,131,036.70 : 715,696,555.05 = 354,687,030.30 : x
  2. Step 2: Convert to fraction form
    477,131,036.70/715,696,555.05 = 354,687,030.30/x
  3. Step 3: Cross multiply
    477,131,036.70x = 715,696,555.05 × 354,687,030.30
  4. Step 4: Simplify right side
    477,131,036.70x = 253,848,285,706,624,960
  5. Step 5: Solve for x
    x = 253,848,285,706,624,960/477,131,036.70
  6. Step 6: Final answer
    x = 532,030,545.45

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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.