Home / 898,323,219.90-1,347,484,829.85-766,809,287.10

Finding the Fourth Proportional to 898,323,219.90, 1,347,484,829.85 and 766,809,287.10

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Solution

The fourth proportional to 898,323,219.90, 1,347,484,829.85 and 766,809,287.10 is: 1,150,213,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,323,219.90 : 1,347,484,829.85 = 766,809,287.10 : x
  2. Step 2: Convert to fraction form
    898,323,219.90/1,347,484,829.85 = 766,809,287.10/x
  3. Step 3: Cross multiply
    898,323,219.90x = 1,347,484,829.85 × 766,809,287.10
  4. Step 4: Simplify right side
    898,323,219.90x = 1,033,263,881,755,343,232
  5. Step 5: Solve for x
    x = 1,033,263,881,755,343,232/898,323,219.90
  6. Step 6: Final answer
    x = 1,150,213,930.65

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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.