Home / 769,824,000.40-1,154,736,000.60-224,620,646.80

Finding the Fourth Proportional to 769,824,000.40, 1,154,736,000.60 and 224,620,646.80

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Solution

The fourth proportional to 769,824,000.40, 1,154,736,000.60 and 224,620,646.80 is: 336,930,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,824,000.40 : 1,154,736,000.60 = 224,620,646.80 : x
  2. Step 2: Convert to fraction form
    769,824,000.40/1,154,736,000.60 = 224,620,646.80/x
  3. Step 3: Cross multiply
    769,824,000.40x = 1,154,736,000.60 × 224,620,646.80
  4. Step 4: Simplify right side
    769,824,000.40x = 259,377,547,338,017,184
  5. Step 5: Solve for x
    x = 259,377,547,338,017,184/769,824,000.40
  6. Step 6: Final answer
    x = 336,930,970.20

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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.