Home / 157,282,217.40-235,923,326.10-105,885,967.80

Finding the Fourth Proportional to 157,282,217.40, 235,923,326.10 and 105,885,967.80

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Solution

The fourth proportional to 157,282,217.40, 235,923,326.10 and 105,885,967.80 is: 158,828,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,282,217.40 : 235,923,326.10 = 105,885,967.80 : x
  2. Step 2: Convert to fraction form
    157,282,217.40/235,923,326.10 = 105,885,967.80/x
  3. Step 3: Cross multiply
    157,282,217.40x = 235,923,326.10 × 105,885,967.80
  4. Step 4: Simplify right side
    157,282,217.40x = 24,980,969,710,693,500
  5. Step 5: Solve for x
    x = 24,980,969,710,693,500/157,282,217.40
  6. Step 6: Final answer
    x = 158,828,951.70

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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.