Home / 77,277,030.60-115,915,545.90-41,445,222.60

Finding the Fourth Proportional to 77,277,030.60, 115,915,545.90 and 41,445,222.60

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Solution

The fourth proportional to 77,277,030.60, 115,915,545.90 and 41,445,222.60 is: 62,167,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,277,030.60 : 115,915,545.90 = 41,445,222.60 : x
  2. Step 2: Convert to fraction form
    77,277,030.60/115,915,545.90 = 41,445,222.60/x
  3. Step 3: Cross multiply
    77,277,030.60x = 115,915,545.90 × 41,445,222.60
  4. Step 4: Simplify right side
    77,277,030.60x = 4,804,145,602,626,018
  5. Step 5: Solve for x
    x = 4,804,145,602,626,018/77,277,030.60
  6. Step 6: Final answer
    x = 62,167,833.90

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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.