Home / 80,713,144,421.80-121,069,716,632.70-59,792,438,015.80

Finding the Fourth Proportional to 80,713,144,421.80, 121,069,716,632.70 and 59,792,438,015.80

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Solution

The fourth proportional to 80,713,144,421.80, 121,069,716,632.70 and 59,792,438,015.80 is: 89,688,657,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,713,144,421.80 : 121,069,716,632.70 = 59,792,438,015.80 : x
  2. Step 2: Convert to fraction form
    80,713,144,421.80/121,069,716,632.70 = 59,792,438,015.80/x
  3. Step 3: Cross multiply
    80,713,144,421.80x = 121,069,716,632.70 × 59,792,438,015.80
  4. Step 4: Simplify right side
    80,713,144,421.80x = 7,239,053,527,351,184,850,944
  5. Step 5: Solve for x
    x = 7,239,053,527,351,184,850,944/80,713,144,421.80
  6. Step 6: Final answer
    x = 89,688,657,023.70

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1.5x scale

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.