Home / 545,644,714.48-818,455,254.40-152,161,041.92

Finding the Fourth Proportional to 545,644,714.48, 818,455,254.40 and 152,161,041.92

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Solution

The fourth proportional to 545,644,714.48, 818,455,254.40 and 152,161,041.92 is: 228,238,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,644,714.48 : 818,455,254.40 = 152,161,041.92 : x
  2. Step 2: Convert to fraction form
    545,644,714.48/818,455,254.40 = 152,161,041.92/x
  3. Step 3: Cross multiply
    545,644,714.48x = 818,455,254.40 × 152,161,041.92
  4. Step 4: Simplify right side
    545,644,714.48x = 124,537,004,274,402,656
  5. Step 5: Solve for x
    x = 124,537,004,274,402,656/545,644,714.48
  6. Step 6: Final answer
    x = 228,238,267.45

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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.