Home / 445,502,602.90-668,253,904.35-353,669,598.10

Finding the Fourth Proportional to 445,502,602.90, 668,253,904.35 and 353,669,598.10

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Solution

The fourth proportional to 445,502,602.90, 668,253,904.35 and 353,669,598.10 is: 530,504,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,502,602.90 : 668,253,904.35 = 353,669,598.10 : x
  2. Step 2: Convert to fraction form
    445,502,602.90/668,253,904.35 = 353,669,598.10/x
  3. Step 3: Cross multiply
    445,502,602.90x = 668,253,904.35 × 353,669,598.10
  4. Step 4: Simplify right side
    445,502,602.90x = 236,341,089,780,220,352
  5. Step 5: Solve for x
    x = 236,341,089,780,220,352/445,502,602.90
  6. Step 6: Final answer
    x = 530,504,397.15

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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.