Home / 76,771,475.60-114,877,277.40-56,616,083.60

Finding the Fourth Proportional to 76,771,475.60, 114,877,277.40 and 56,616,083.60

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Solution

The fourth proportional to 76,771,475.60, 114,877,277.40 and 56,616,083.60 is: 84,717,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,771,475.60 : 114,877,277.40 = 56,616,083.60 : x
  2. Step 2: Convert to fraction form
    76,771,475.60/114,877,277.40 = 56,616,083.60/x
  3. Step 3: Cross multiply
    76,771,475.60x = 114,877,277.40 × 56,616,083.60
  4. Step 4: Simplify right side
    76,771,475.60x = 6,503,901,541,018,791
  5. Step 5: Solve for x
    x = 6,503,901,541,018,791/76,771,475.60
  6. Step 6: Final answer
    x = 84,717,683.10

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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.