Home / 1,141,645,915.71-1,712,472,065.91-354,814,623.52

Finding the Fourth Proportional to 1,141,645,915.71, 1,712,472,065.91 and 354,814,623.52

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Solution

The fourth proportional to 1,141,645,915.71, 1,712,472,065.91 and 354,814,623.52 is: 532,222,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,645,915.71 : 1,712,472,065.91 = 354,814,623.52 : x
  2. Step 2: Convert to fraction form
    1,141,645,915.71/1,712,472,065.91 = 354,814,623.52/x
  3. Step 3: Cross multiply
    1,141,645,915.71x = 1,712,472,065.91 × 354,814,623.52
  4. Step 4: Simplify right side
    1,141,645,915.71x = 607,610,131,354,373,248
  5. Step 5: Solve for x
    x = 607,610,131,354,373,248/1,141,645,915.71
  6. Step 6: Final answer
    x = 532,222,927.44

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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.