Home / 173,570,535.91-239,459,151.58-99,191,192.95

Finding the Fourth Proportional to 173,570,535.91, 239,459,151.58 and 99,191,192.95

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Solution

The fourth proportional to 173,570,535.91, 239,459,151.58 and 99,191,192.95 is: 136,844,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,570,535.91 : 239,459,151.58 = 99,191,192.95 : x
  2. Step 2: Convert to fraction form
    173,570,535.91/239,459,151.58 = 99,191,192.95/x
  3. Step 3: Cross multiply
    173,570,535.91x = 239,459,151.58 × 99,191,192.95
  4. Step 4: Simplify right side
    173,570,535.91x = 23,752,238,908,015,080
  5. Step 5: Solve for x
    x = 23,752,238,908,015,080/173,570,535.91
  6. Step 6: Final answer
    x = 136,844,878.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.