Home / 1,160,143,065.48-1,601,036,102.34-651,595,397.52

Finding the Fourth Proportional to 1,160,143,065.48, 1,601,036,102.34 and 651,595,397.52

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Solution

The fourth proportional to 1,160,143,065.48, 1,601,036,102.34 and 651,595,397.52 is: 899,223,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,143,065.48 : 1,601,036,102.34 = 651,595,397.52 : x
  2. Step 2: Convert to fraction form
    1,160,143,065.48/1,601,036,102.34 = 651,595,397.52/x
  3. Step 3: Cross multiply
    1,160,143,065.48x = 1,601,036,102.34 × 651,595,397.52
  4. Step 4: Simplify right side
    1,160,143,065.48x = 1,043,227,755,548,103,552
  5. Step 5: Solve for x
    x = 1,043,227,755,548,103,552/1,160,143,065.48
  6. Step 6: Final answer
    x = 899,223,368.73

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Double scale
Find fourth proportional to 1,160,143,066.48, 1,601,036,103.72 and 651,595,398.52
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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.