Home / 1,303,834,491.15-1,955,763,842.88-371,157,306.42

Finding the Fourth Proportional to 1,303,834,491.15, 1,955,763,842.88 and 371,157,306.42

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Solution

The fourth proportional to 1,303,834,491.15, 1,955,763,842.88 and 371,157,306.42 is: 556,739,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,834,491.15 : 1,955,763,842.88 = 371,157,306.42 : x
  2. Step 2: Convert to fraction form
    1,303,834,491.15/1,955,763,842.88 = 371,157,306.42/x
  3. Step 3: Cross multiply
    1,303,834,491.15x = 1,955,763,842.88 × 371,157,306.42
  4. Step 4: Simplify right side
    1,303,834,491.15x = 725,896,039,923,634,944
  5. Step 5: Solve for x
    x = 725,896,039,923,634,944/1,303,834,491.15
  6. Step 6: Final answer
    x = 556,739,405.85

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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.