Home / 87,698,344,641.34-121,020,474,948.42-47,599,463,095.42

Finding the Fourth Proportional to 87,698,344,641.34, 121,020,474,948.42 and 47,599,463,095.42

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Solution

The fourth proportional to 87,698,344,641.34, 121,020,474,948.42 and 47,599,463,095.42 is: 65,685,500,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,698,344,641.34 : 121,020,474,948.42 = 47,599,463,095.42 : x
  2. Step 2: Convert to fraction form
    87,698,344,641.34/121,020,474,948.42 = 47,599,463,095.42/x
  3. Step 3: Cross multiply
    87,698,344,641.34x = 121,020,474,948.42 × 47,599,463,095.42
  4. Step 4: Simplify right side
    87,698,344,641.34x = 5,760,509,631,097,518,161,920
  5. Step 5: Solve for x
    x = 5,760,509,631,097,518,161,920/87,698,344,641.34
  6. Step 6: Final answer
    x = 65,685,500,161.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.