Home / 69,312,294,815.50-95,650,894,301.74-38,828,693,001.77

Finding the Fourth Proportional to 69,312,294,815.50, 95,650,894,301.74 and 38,828,693,001.77

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Solution

The fourth proportional to 69,312,294,815.50, 95,650,894,301.74 and 38,828,693,001.77 is: 53,583,555,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,312,294,815.50 : 95,650,894,301.74 = 38,828,693,001.77 : x
  2. Step 2: Convert to fraction form
    69,312,294,815.50/95,650,894,301.74 = 38,828,693,001.77/x
  3. Step 3: Cross multiply
    69,312,294,815.50x = 95,650,894,301.74 × 38,828,693,001.77
  4. Step 4: Simplify right side
    69,312,294,815.50x = 3,713,999,210,186,900,242,432
  5. Step 5: Solve for x
    x = 3,713,999,210,186,900,242,432/69,312,294,815.50
  6. Step 6: Final answer
    x = 53,583,555,703.55

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1.5x scale

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.