Home / 331,808,011.60-497,712,017.40-124,546,021.60

Finding the Fourth Proportional to 331,808,011.60, 497,712,017.40 and 124,546,021.60

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Solution

The fourth proportional to 331,808,011.60, 497,712,017.40 and 124,546,021.60 is: 186,819,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,808,011.60 : 497,712,017.40 = 124,546,021.60 : x
  2. Step 2: Convert to fraction form
    331,808,011.60/497,712,017.40 = 124,546,021.60/x
  3. Step 3: Cross multiply
    331,808,011.60x = 497,712,017.40 × 124,546,021.60
  4. Step 4: Simplify right side
    331,808,011.60x = 61,988,051,669,679,968
  5. Step 5: Solve for x
    x = 61,988,051,669,679,968/331,808,011.60
  6. Step 6: Final answer
    x = 186,819,032.40

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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.