Home / 105,230,364-157,799,487.64-56,035,854.76

Finding the Fourth Proportional to 105,230,364, 157,799,487.64 and 56,035,854.76

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Solution

The fourth proportional to 105,230,364, 157,799,487.64 and 56,035,854.76 is: 84,029,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,230,364 : 157,799,487.64 = 56,035,854.76 : x
  2. Step 2: Convert to fraction form
    105,230,364/157,799,487.64 = 56,035,854.76/x
  3. Step 3: Cross multiply
    105,230,364x = 157,799,487.64 × 56,035,854.76
  4. Step 4: Simplify right side
    105,230,364x = 8,842,429,170,597,454
  5. Step 5: Solve for x
    x = 8,842,429,170,597,454/105,230,364
  6. Step 6: Final answer
    x = 84,029,255.76

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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.