Home / 566,880,013.40-850,320,020.10-429,823,347.80

Finding the Fourth Proportional to 566,880,013.40, 850,320,020.10 and 429,823,347.80

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Solution

The fourth proportional to 566,880,013.40, 850,320,020.10 and 429,823,347.80 is: 644,735,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,880,013.40 : 850,320,020.10 = 429,823,347.80 : x
  2. Step 2: Convert to fraction form
    566,880,013.40/850,320,020.10 = 429,823,347.80/x
  3. Step 3: Cross multiply
    566,880,013.40x = 850,320,020.10 × 429,823,347.80
  4. Step 4: Simplify right side
    566,880,013.40x = 365,487,397,740,745,280
  5. Step 5: Solve for x
    x = 365,487,397,740,745,280/566,880,013.40
  6. Step 6: Final answer
    x = 644,735,021.70

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1.5x scale

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.