Home / 413,878,374.16-620,853,446.04-151,634,163.40

Finding the Fourth Proportional to 413,878,374.16, 620,853,446.04 and 151,634,163.40

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Solution

The fourth proportional to 413,878,374.16, 620,853,446.04 and 151,634,163.40 is: 227,464,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,878,374.16 : 620,853,446.04 = 151,634,163.40 : x
  2. Step 2: Convert to fraction form
    413,878,374.16/620,853,446.04 = 151,634,163.40/x
  3. Step 3: Cross multiply
    413,878,374.16x = 620,853,446.04 × 151,634,163.40
  4. Step 4: Simplify right side
    413,878,374.16x = 94,142,592,884,282,448
  5. Step 5: Solve for x
    x = 94,142,592,884,282,448/413,878,374.16
  6. Step 6: Final answer
    x = 227,464,392.35

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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.