Home / 1,157,977,654.80-1,736,966,482.20-513,005,110.80

Finding the Fourth Proportional to 1,157,977,654.80, 1,736,966,482.20 and 513,005,110.80

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Solution

The fourth proportional to 1,157,977,654.80, 1,736,966,482.20 and 513,005,110.80 is: 769,507,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,977,654.80 : 1,736,966,482.20 = 513,005,110.80 : x
  2. Step 2: Convert to fraction form
    1,157,977,654.80/1,736,966,482.20 = 513,005,110.80/x
  3. Step 3: Cross multiply
    1,157,977,654.80x = 1,736,966,482.20 × 513,005,110.80
  4. Step 4: Simplify right side
    1,157,977,654.80x = 891,072,682,656,897,280
  5. Step 5: Solve for x
    x = 891,072,682,656,897,280/1,157,977,654.80
  6. Step 6: Final answer
    x = 769,507,666.20

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Double scale
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Similar ratio
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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.