Home / 99,068,535.15-148,476,831.53-47,840,247.15

Finding the Fourth Proportional to 99,068,535.15, 148,476,831.53 and 47,840,247.15

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Solution

The fourth proportional to 99,068,535.15, 148,476,831.53 and 47,840,247.15 is: 71,699,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068,535.15 : 148,476,831.53 = 47,840,247.15 : x
  2. Step 2: Convert to fraction form
    99,068,535.15/148,476,831.53 = 47,840,247.15/x
  3. Step 3: Cross multiply
    99,068,535.15x = 148,476,831.53 × 47,840,247.15
  4. Step 4: Simplify right side
    99,068,535.15x = 7,103,168,316,204,911
  5. Step 5: Solve for x
    x = 7,103,168,316,204,911/99,068,535.15
  6. Step 6: Final answer
    x = 71,699,539.17

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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.