Home / 141,579,217,766.65-195,379,398,895.86-76,473,644,726.12

Finding the Fourth Proportional to 141,579,217,766.65, 195,379,398,895.86 and 76,473,644,726.12

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Solution

The fourth proportional to 141,579,217,766.65, 195,379,398,895.86 and 76,473,644,726.12 is: 105,533,672,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579,217,766.65 : 195,379,398,895.86 = 76,473,644,726.12 : x
  2. Step 2: Convert to fraction form
    141,579,217,766.65/195,379,398,895.86 = 76,473,644,726.12/x
  3. Step 3: Cross multiply
    141,579,217,766.65x = 195,379,398,895.86 × 76,473,644,726.12
  4. Step 4: Simplify right side
    141,579,217,766.65x = 14,941,374,737,963,903,090,688
  5. Step 5: Solve for x
    x = 14,941,374,737,963,903,090,688/141,579,217,766.65
  6. Step 6: Final answer
    x = 105,533,672,057.65

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Why These Related Problems?

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