Home / 1,347,896,256.90-2,021,844,385.35-977,694,456.30

Finding the Fourth Proportional to 1,347,896,256.90, 2,021,844,385.35 and 977,694,456.30

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Solution

The fourth proportional to 1,347,896,256.90, 2,021,844,385.35 and 977,694,456.30 is: 1,466,541,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,896,256.90 : 2,021,844,385.35 = 977,694,456.30 : x
  2. Step 2: Convert to fraction form
    1,347,896,256.90/2,021,844,385.35 = 977,694,456.30/x
  3. Step 3: Cross multiply
    1,347,896,256.90x = 2,021,844,385.35 × 977,694,456.30
  4. Step 4: Simplify right side
    1,347,896,256.90x = 1,976,746,047,057,975,808
  5. Step 5: Solve for x
    x = 1,976,746,047,057,975,808/1,347,896,256.90
  6. Step 6: Final answer
    x = 1,466,541,684.45

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Double scale
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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.