Home / 1,023,478,170.88-1,534,858,044-286,349,995.84

Finding the Fourth Proportional to 1,023,478,170.88, 1,534,858,044 and 286,349,995.84

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Solution

The fourth proportional to 1,023,478,170.88, 1,534,858,044 and 286,349,995.84 is: 429,424,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,478,170.88 : 1,534,858,044 = 286,349,995.84 : x
  2. Step 2: Convert to fraction form
    1,023,478,170.88/1,534,858,044 = 286,349,995.84/x
  3. Step 3: Cross multiply
    1,023,478,170.88x = 1,534,858,044 × 286,349,995.84
  4. Step 4: Simplify right side
    1,023,478,170.88x = 439,506,594,514,390,528
  5. Step 5: Solve for x
    x = 439,506,594,514,390,528/1,023,478,170.88
  6. Step 6: Final answer
    x = 429,424,492.89

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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.