Home / 473,418,925,047.28-710,056,636,695.24-128,846,778,703.12

Finding the Fourth Proportional to 473,418,925,047.28, 710,056,636,695.24 and 128,846,778,703.12

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Solution

The fourth proportional to 473,418,925,047.28, 710,056,636,695.24 and 128,846,778,703.12 is: 193,250,640,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,418,925,047.28 : 710,056,636,695.24 = 128,846,778,703.12 : x
  2. Step 2: Convert to fraction form
    473,418,925,047.28/710,056,636,695.24 = 128,846,778,703.12/x
  3. Step 3: Cross multiply
    473,418,925,047.28x = 710,056,636,695.24 × 128,846,778,703.12
  4. Step 4: Simplify right side
    473,418,925,047.28x = 91,488,510,334,953,259,532,288
  5. Step 5: Solve for x
    x = 91,488,510,334,953,259,532,288/473,418,925,047.28
  6. Step 6: Final answer
    x = 193,250,640,172.06

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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.