Home / 897,885,280.70-1,346,827,921.05-591,523,322.30

Finding the Fourth Proportional to 897,885,280.70, 1,346,827,921.05 and 591,523,322.30

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Solution

The fourth proportional to 897,885,280.70, 1,346,827,921.05 and 591,523,322.30 is: 887,284,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,885,280.70 : 1,346,827,921.05 = 591,523,322.30 : x
  2. Step 2: Convert to fraction form
    897,885,280.70/1,346,827,921.05 = 591,523,322.30/x
  3. Step 3: Cross multiply
    897,885,280.70x = 1,346,827,921.05 × 591,523,322.30
  4. Step 4: Simplify right side
    897,885,280.70x = 796,680,126,425,897,984
  5. Step 5: Solve for x
    x = 796,680,126,425,897,984/897,885,280.70
  6. Step 6: Final answer
    x = 887,284,983.45

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Double scale
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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.