Home / 1,180,036,128.60-1,772,069,732.10-772,897,210.20

Finding the Fourth Proportional to 1,180,036,128.60, 1,772,069,732.10 and 772,897,210.20

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Solution

The fourth proportional to 1,180,036,128.60, 1,772,069,732.10 and 772,897,210.20 is: 1,160,665,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,036,128.60 : 1,772,069,732.10 = 772,897,210.20 : x
  2. Step 2: Convert to fraction form
    1,180,036,128.60/1,772,069,732.10 = 772,897,210.20/x
  3. Step 3: Cross multiply
    1,180,036,128.60x = 1,772,069,732.10 × 772,897,210.20
  4. Step 4: Simplify right side
    1,180,036,128.60x = 1,369,627,752,219,951,360
  5. Step 5: Solve for x
    x = 1,369,627,752,219,951,360/1,180,036,128.60
  6. Step 6: Final answer
    x = 1,160,665,948.29

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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.