Home / 87,803,788,060.32-121,170,329,534.16-47,706,437,064.48

Finding the Fourth Proportional to 87,803,788,060.32, 121,170,329,534.16 and 47,706,437,064.48

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Solution

The fourth proportional to 87,803,788,060.32, 121,170,329,534.16 and 47,706,437,064.48 is: 65,835,481,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,803,788,060.32 : 121,170,329,534.16 = 47,706,437,064.48 : x
  2. Step 2: Convert to fraction form
    87,803,788,060.32/121,170,329,534.16 = 47,706,437,064.48/x
  3. Step 3: Cross multiply
    87,803,788,060.32x = 121,170,329,534.16 × 47,706,437,064.48
  4. Step 4: Simplify right side
    87,803,788,060.32x = 5,780,604,700,003,706,863,616
  5. Step 5: Solve for x
    x = 5,780,604,700,003,706,863,616/87,803,788,060.32
  6. Step 6: Final answer
    x = 65,835,481,904.64

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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.