Home / 1,007,152,078.80-1,510,728,118.20-597,997,621.20

Finding the Fourth Proportional to 1,007,152,078.80, 1,510,728,118.20 and 597,997,621.20

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Solution

The fourth proportional to 1,007,152,078.80, 1,510,728,118.20 and 597,997,621.20 is: 896,996,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,152,078.80 : 1,510,728,118.20 = 597,997,621.20 : x
  2. Step 2: Convert to fraction form
    1,007,152,078.80/1,510,728,118.20 = 597,997,621.20/x
  3. Step 3: Cross multiply
    1,007,152,078.80x = 1,510,728,118.20 × 597,997,621.20
  4. Step 4: Simplify right side
    1,007,152,078.80x = 903,411,820,963,552,512
  5. Step 5: Solve for x
    x = 903,411,820,963,552,512/1,007,152,078.80
  6. Step 6: Final answer
    x = 896,996,431.80

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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.