Home / 1,050,799,986.80-1,576,349,279.40-323,712,882.80

Finding the Fourth Proportional to 1,050,799,986.80, 1,576,349,279.40 and 323,712,882.80

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Solution

The fourth proportional to 1,050,799,986.80, 1,576,349,279.40 and 323,712,882.80 is: 485,615,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,799,986.80 : 1,576,349,279.40 = 323,712,882.80 : x
  2. Step 2: Convert to fraction form
    1,050,799,986.80/1,576,349,279.40 = 323,712,882.80/x
  3. Step 3: Cross multiply
    1,050,799,986.80x = 1,576,349,279.40 × 323,712,882.80
  4. Step 4: Simplify right side
    1,050,799,986.80x = 510,284,569,534,276,672
  5. Step 5: Solve for x
    x = 510,284,569,534,276,672/1,050,799,986.80
  6. Step 6: Final answer
    x = 485,615,317.80

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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.