Home / 173,874,681.60-260,812,022.40-83,175,417.60

Finding the Fourth Proportional to 173,874,681.60, 260,812,022.40 and 83,175,417.60

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Solution

The fourth proportional to 173,874,681.60, 260,812,022.40 and 83,175,417.60 is: 124,763,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,874,681.60 : 260,812,022.40 = 83,175,417.60 : x
  2. Step 2: Convert to fraction form
    173,874,681.60/260,812,022.40 = 83,175,417.60/x
  3. Step 3: Cross multiply
    173,874,681.60x = 260,812,022.40 × 83,175,417.60
  4. Step 4: Simplify right side
    173,874,681.60x = 21,693,148,878,220,552
  5. Step 5: Solve for x
    x = 21,693,148,878,220,552/173,874,681.60
  6. Step 6: Final answer
    x = 124,763,126.40

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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.