Home / 372,079,280.40-558,118,920.60-242,832,829.20

Finding the Fourth Proportional to 372,079,280.40, 558,118,920.60 and 242,832,829.20

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Solution

The fourth proportional to 372,079,280.40, 558,118,920.60 and 242,832,829.20 is: 364,249,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,079,280.40 : 558,118,920.60 = 242,832,829.20 : x
  2. Step 2: Convert to fraction form
    372,079,280.40/558,118,920.60 = 242,832,829.20/x
  3. Step 3: Cross multiply
    372,079,280.40x = 558,118,920.60 × 242,832,829.20
  4. Step 4: Simplify right side
    372,079,280.40x = 135,529,596,519,348,160
  5. Step 5: Solve for x
    x = 135,529,596,519,348,160/372,079,280.40
  6. Step 6: Final answer
    x = 364,249,243.80

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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.