Home / 557,845,085.02-768,073,894.40-474,036,445.66

Finding the Fourth Proportional to 557,845,085.02, 768,073,894.40 and 474,036,445.66

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Solution

The fourth proportional to 557,845,085.02, 768,073,894.40 and 474,036,445.66 is: 652,681,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,845,085.02 : 768,073,894.40 = 474,036,445.66 : x
  2. Step 2: Convert to fraction form
    557,845,085.02/768,073,894.40 = 474,036,445.66/x
  3. Step 3: Cross multiply
    557,845,085.02x = 768,073,894.40 × 474,036,445.66
  4. Step 4: Simplify right side
    557,845,085.02x = 364,095,018,905,610,176
  5. Step 5: Solve for x
    x = 364,095,018,905,610,176/557,845,085.02
  6. Step 6: Final answer
    x = 652,681,234.78

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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.