Home / 402,136,718.58-603,211,094.96-153,155,726.55

Finding the Fourth Proportional to 402,136,718.58, 603,211,094.96 and 153,155,726.55

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Solution

The fourth proportional to 402,136,718.58, 603,211,094.96 and 153,155,726.55 is: 229,735,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,136,718.58 : 603,211,094.96 = 153,155,726.55 : x
  2. Step 2: Convert to fraction form
    402,136,718.58/603,211,094.96 = 153,155,726.55/x
  3. Step 3: Cross multiply
    402,136,718.58x = 603,211,094.96 × 153,155,726.55
  4. Step 4: Simplify right side
    402,136,718.58x = 92,385,233,510,854,080
  5. Step 5: Solve for x
    x = 92,385,233,510,854,080/402,136,718.58
  6. Step 6: Final answer
    x = 229,735,881.46

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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.