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Finding the Fourth Proportional to 569,771,037.10, 854,656,555.65 and 477,938,032.30

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Solution

The fourth proportional to 569,771,037.10, 854,656,555.65 and 477,938,032.30 is: 716,907,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,771,037.10 : 854,656,555.65 = 477,938,032.30 : x
  2. Step 2: Convert to fraction form
    569,771,037.10/854,656,555.65 = 477,938,032.30/x
  3. Step 3: Cross multiply
    569,771,037.10x = 854,656,555.65 × 477,938,032.30
  4. Step 4: Simplify right side
    569,771,037.10x = 408,472,872,499,656,448
  5. Step 5: Solve for x
    x = 408,472,872,499,656,448/569,771,037.10
  6. Step 6: Final answer
    x = 716,907,048.45

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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.