Home / 157,465,121.10-236,197,681.65-124,586,637.90

Finding the Fourth Proportional to 157,465,121.10, 236,197,681.65 and 124,586,637.90

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Solution

The fourth proportional to 157,465,121.10, 236,197,681.65 and 124,586,637.90 is: 186,879,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,121.10 : 236,197,681.65 = 124,586,637.90 : x
  2. Step 2: Convert to fraction form
    157,465,121.10/236,197,681.65 = 124,586,637.90/x
  3. Step 3: Cross multiply
    157,465,121.10x = 236,197,681.65 × 124,586,637.90
  4. Step 4: Simplify right side
    157,465,121.10x = 29,427,075,036,548,028
  5. Step 5: Solve for x
    x = 29,427,075,036,548,028/157,465,121.10
  6. Step 6: Final answer
    x = 186,879,956.85

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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.