Home / 1,119,710,371.53-1,679,502,779.25-343,353,900.94

Finding the Fourth Proportional to 1,119,710,371.53, 1,679,502,779.25 and 343,353,900.94

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Solution

The fourth proportional to 1,119,710,371.53, 1,679,502,779.25 and 343,353,900.94 is: 515,011,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,710,371.53 : 1,679,502,779.25 = 343,353,900.94 : x
  2. Step 2: Convert to fraction form
    1,119,710,371.53/1,679,502,779.25 = 343,353,900.94/x
  3. Step 3: Cross multiply
    1,119,710,371.53x = 1,679,502,779.25 × 343,353,900.94
  4. Step 4: Simplify right side
    1,119,710,371.53x = 576,663,830,895,059,200
  5. Step 5: Solve for x
    x = 576,663,830,895,059,200/1,119,710,371.53
  6. Step 6: Final answer
    x = 515,011,600.82

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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.