Home / 178,387,318,689.60-267,580,978,034.40-99,043,602,542.40

Finding the Fourth Proportional to 178,387,318,689.60, 267,580,978,034.40 and 99,043,602,542.40

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Solution

The fourth proportional to 178,387,318,689.60, 267,580,978,034.40 and 99,043,602,542.40 is: 148,565,403,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,387,318,689.60 : 267,580,978,034.40 = 99,043,602,542.40 : x
  2. Step 2: Convert to fraction form
    178,387,318,689.60/267,580,978,034.40 = 99,043,602,542.40/x
  3. Step 3: Cross multiply
    178,387,318,689.60x = 267,580,978,034.40 × 99,043,602,542.40
  4. Step 4: Simplify right side
    178,387,318,689.60x = 26,502,184,036,345,774,604,288
  5. Step 5: Solve for x
    x = 26,502,184,036,345,774,604,288/178,387,318,689.60
  6. Step 6: Final answer
    x = 148,565,403,813.60

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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.