Home / 1,651,142,452.86-2,278,547,753.04-898,430,235.30

Finding the Fourth Proportional to 1,651,142,452.86, 2,278,547,753.04 and 898,430,235.30

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Solution

The fourth proportional to 1,651,142,452.86, 2,278,547,753.04 and 898,430,235.30 is: 1,239,818,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,142,452.86 : 2,278,547,753.04 = 898,430,235.30 : x
  2. Step 2: Convert to fraction form
    1,651,142,452.86/2,278,547,753.04 = 898,430,235.30/x
  3. Step 3: Cross multiply
    1,651,142,452.86x = 2,278,547,753.04 × 898,430,235.30
  4. Step 4: Simplify right side
    1,651,142,452.86x = 2,047,116,193,906,013,440
  5. Step 5: Solve for x
    x = 2,047,116,193,906,013,440/1,651,142,452.86
  6. Step 6: Final answer
    x = 1,239,818,036.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.