Home / 157,465,127.10-236,197,690.65-124,586,643.90

Finding the Fourth Proportional to 157,465,127.10, 236,197,690.65 and 124,586,643.90

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Solution

The fourth proportional to 157,465,127.10, 236,197,690.65 and 124,586,643.90 is: 186,879,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,127.10 : 236,197,690.65 = 124,586,643.90 : x
  2. Step 2: Convert to fraction form
    157,465,127.10/236,197,690.65 = 124,586,643.90/x
  3. Step 3: Cross multiply
    157,465,127.10x = 236,197,690.65 × 124,586,643.90
  4. Step 4: Simplify right side
    157,465,127.10x = 29,427,077,575,013,912
  5. Step 5: Solve for x
    x = 29,427,077,575,013,912/157,465,127.10
  6. Step 6: Final answer
    x = 186,879,965.85

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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.