Home / 527,851,207.80-791,104,965.30-470,072,417.40

Finding the Fourth Proportional to 527,851,207.80, 791,104,965.30 and 470,072,417.40

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Solution

The fourth proportional to 527,851,207.80, 791,104,965.30 and 470,072,417.40 is: 704,510,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,851,207.80 : 791,104,965.30 = 470,072,417.40 : x
  2. Step 2: Convert to fraction form
    527,851,207.80/791,104,965.30 = 470,072,417.40/x
  3. Step 3: Cross multiply
    527,851,207.80x = 791,104,965.30 × 470,072,417.40
  4. Step 4: Simplify right side
    527,851,207.80x = 371,876,623,455,714,048
  5. Step 5: Solve for x
    x = 371,876,623,455,714,048/527,851,207.80
  6. Step 6: Final answer
    x = 704,510,320.26

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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.