Home / 1,144,368,000.30-1,716,552,000.45-282,724,992.30

Finding the Fourth Proportional to 1,144,368,000.30, 1,716,552,000.45 and 282,724,992.30

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Solution

The fourth proportional to 1,144,368,000.30, 1,716,552,000.45 and 282,724,992.30 is: 424,087,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,368,000.30 : 1,716,552,000.45 = 282,724,992.30 : x
  2. Step 2: Convert to fraction form
    1,144,368,000.30/1,716,552,000.45 = 282,724,992.30/x
  3. Step 3: Cross multiply
    1,144,368,000.30x = 1,716,552,000.45 × 282,724,992.30
  4. Step 4: Simplify right side
    1,144,368,000.30x = 485,312,151,109,775,872
  5. Step 5: Solve for x
    x = 485,312,151,109,775,872/1,144,368,000.30
  6. Step 6: Final answer
    x = 424,087,488.45

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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.