Home / 369,119,639.20-553,679,458.80-96,517,962.40

Finding the Fourth Proportional to 369,119,639.20, 553,679,458.80 and 96,517,962.40

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Solution

The fourth proportional to 369,119,639.20, 553,679,458.80 and 96,517,962.40 is: 144,776,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,119,639.20 : 553,679,458.80 = 96,517,962.40 : x
  2. Step 2: Convert to fraction form
    369,119,639.20/553,679,458.80 = 96,517,962.40/x
  3. Step 3: Cross multiply
    369,119,639.20x = 553,679,458.80 × 96,517,962.40
  4. Step 4: Simplify right side
    369,119,639.20x = 53,440,013,186,110,744
  5. Step 5: Solve for x
    x = 53,440,013,186,110,744/369,119,639.20
  6. Step 6: Final answer
    x = 144,776,943.60

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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.