Home / 470,010,566.65-648,344,437.33-293,492,139.61

Finding the Fourth Proportional to 470,010,566.65, 648,344,437.33 and 293,492,139.61

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Solution

The fourth proportional to 470,010,566.65, 648,344,437.33 and 293,492,139.61 is: 404,850,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,010,566.65 : 648,344,437.33 = 293,492,139.61 : x
  2. Step 2: Convert to fraction form
    470,010,566.65/648,344,437.33 = 293,492,139.61/x
  3. Step 3: Cross multiply
    470,010,566.65x = 648,344,437.33 × 293,492,139.61
  4. Step 4: Simplify right side
    470,010,566.65x = 190,283,996,114,755,808
  5. Step 5: Solve for x
    x = 190,283,996,114,755,808/470,010,566.65
  6. Step 6: Final answer
    x = 404,850,464.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.