Home / 254,551,711.90-381,671,303.45-98,923,805.74

Finding the Fourth Proportional to 254,551,711.90, 381,671,303.45 and 98,923,805.74

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Solution

The fourth proportional to 254,551,711.90, 381,671,303.45 and 98,923,805.74 is: 148,324,981.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,551,711.90 : 381,671,303.45 = 98,923,805.74 : x
  2. Step 2: Convert to fraction form
    254,551,711.90/381,671,303.45 = 98,923,805.74/x
  3. Step 3: Cross multiply
    254,551,711.90x = 381,671,303.45 × 98,923,805.74
  4. Step 4: Simplify right side
    254,551,711.90x = 37,756,377,878,525,768
  5. Step 5: Solve for x
    x = 37,756,377,878,525,768/254,551,711.90
  6. Step 6: Final answer
    x = 148,324,981.19

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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.