Home / 1,119,710,370.15-1,679,502,777.19-343,353,899.57

Finding the Fourth Proportional to 1,119,710,370.15, 1,679,502,777.19 and 343,353,899.57

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Solution

The fourth proportional to 1,119,710,370.15, 1,679,502,777.19 and 343,353,899.57 is: 515,011,598.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,710,370.15 : 1,679,502,777.19 = 343,353,899.57 : x
  2. Step 2: Convert to fraction form
    1,119,710,370.15/1,679,502,777.19 = 343,353,899.57/x
  3. Step 3: Cross multiply
    1,119,710,370.15x = 1,679,502,777.19 × 343,353,899.57
  4. Step 4: Simplify right side
    1,119,710,370.15x = 576,663,827,877,575,424
  5. Step 5: Solve for x
    x = 576,663,827,877,575,424/1,119,710,370.15
  6. Step 6: Final answer
    x = 515,011,598.76

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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.