Home / 372,041,036.40-558,061,554.60-291,330,994.80

Finding the Fourth Proportional to 372,041,036.40, 558,061,554.60 and 291,330,994.80

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Solution

The fourth proportional to 372,041,036.40, 558,061,554.60 and 291,330,994.80 is: 436,996,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,041,036.40 : 558,061,554.60 = 291,330,994.80 : x
  2. Step 2: Convert to fraction form
    372,041,036.40/558,061,554.60 = 291,330,994.80/x
  3. Step 3: Cross multiply
    372,041,036.40x = 558,061,554.60 × 291,330,994.80
  4. Step 4: Simplify right side
    372,041,036.40x = 162,580,627,861,252,544
  5. Step 5: Solve for x
    x = 162,580,627,861,252,544/372,041,036.40
  6. Step 6: Final answer
    x = 436,996,492.20

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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.