Home / 927,357,703.20-1,391,036,554.80-497,376,007.20

Finding the Fourth Proportional to 927,357,703.20, 1,391,036,554.80 and 497,376,007.20

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Solution

The fourth proportional to 927,357,703.20, 1,391,036,554.80 and 497,376,007.20 is: 746,064,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,357,703.20 : 1,391,036,554.80 = 497,376,007.20 : x
  2. Step 2: Convert to fraction form
    927,357,703.20/1,391,036,554.80 = 497,376,007.20/x
  3. Step 3: Cross multiply
    927,357,703.20x = 1,391,036,554.80 × 497,376,007.20
  4. Step 4: Simplify right side
    927,357,703.20x = 691,868,207,495,667,968
  5. Step 5: Solve for x
    x = 691,868,207,495,667,968/927,357,703.20
  6. Step 6: Final answer
    x = 746,064,010.80

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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.