Home / 630,946,803.60-944,827,680.60-414,363,430.80

Finding the Fourth Proportional to 630,946,803.60, 944,827,680.60 and 414,363,430.80

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Solution

The fourth proportional to 630,946,803.60, 944,827,680.60 and 414,363,430.80 is: 620,499,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,946,803.60 : 944,827,680.60 = 414,363,430.80 : x
  2. Step 2: Convert to fraction form
    630,946,803.60/944,827,680.60 = 414,363,430.80/x
  3. Step 3: Cross multiply
    630,946,803.60x = 944,827,680.60 × 414,363,430.80
  4. Step 4: Simplify right side
    630,946,803.60x = 391,502,039,248,222,592
  5. Step 5: Solve for x
    x = 391,502,039,248,222,592/630,946,803.60
  6. Step 6: Final answer
    x = 620,499,283.01

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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.