Home / 247,147,030.60-370,720,545.90-65,412,579.40

Finding the Fourth Proportional to 247,147,030.60, 370,720,545.90 and 65,412,579.40

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Solution

The fourth proportional to 247,147,030.60, 370,720,545.90 and 65,412,579.40 is: 98,118,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,147,030.60 : 370,720,545.90 = 65,412,579.40 : x
  2. Step 2: Convert to fraction form
    247,147,030.60/370,720,545.90 = 65,412,579.40/x
  3. Step 3: Cross multiply
    247,147,030.60x = 370,720,545.90 × 65,412,579.40
  4. Step 4: Simplify right side
    247,147,030.60x = 24,249,787,143,895,092
  5. Step 5: Solve for x
    x = 24,249,787,143,895,092/247,147,030.60
  6. Step 6: Final answer
    x = 98,118,869.10

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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.