Home / 124,837,055.61-187,329,559.59-69,551,165.35

Finding the Fourth Proportional to 124,837,055.61, 187,329,559.59 and 69,551,165.35

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Solution

The fourth proportional to 124,837,055.61, 187,329,559.59 and 69,551,165.35 is: 104,367,962.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,837,055.61 : 187,329,559.59 = 69,551,165.35 : x
  2. Step 2: Convert to fraction form
    124,837,055.61/187,329,559.59 = 69,551,165.35/x
  3. Step 3: Cross multiply
    124,837,055.61x = 187,329,559.59 × 69,551,165.35
  4. Step 4: Simplify right side
    124,837,055.61x = 13,028,989,173,986,768
  5. Step 5: Solve for x
    x = 13,028,989,173,986,768/124,837,055.61
  6. Step 6: Final answer
    x = 104,367,962.78

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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.