Home / 117,792,001.60-176,688,002.40-66,773,665.60

Finding the Fourth Proportional to 117,792,001.60, 176,688,002.40 and 66,773,665.60

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Solution

The fourth proportional to 117,792,001.60, 176,688,002.40 and 66,773,665.60 is: 100,160,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,792,001.60 : 176,688,002.40 = 66,773,665.60 : x
  2. Step 2: Convert to fraction form
    117,792,001.60/176,688,002.40 = 66,773,665.60/x
  3. Step 3: Cross multiply
    117,792,001.60x = 176,688,002.40 × 66,773,665.60
  4. Step 4: Simplify right side
    117,792,001.60x = 11,798,105,587,789,598
  5. Step 5: Solve for x
    x = 11,798,105,587,789,598/117,792,001.60
  6. Step 6: Final answer
    x = 100,160,498.40

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1.5x scale

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.