Home / 71,681,184,527.15-98,920,044,332.93-39,566,552,741.84

Finding the Fourth Proportional to 71,681,184,527.15, 98,920,044,332.93 and 39,566,552,741.84

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Solution

The fourth proportional to 71,681,184,527.15, 98,920,044,332.93 and 39,566,552,741.84 is: 54,601,848,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,681,184,527.15 : 98,920,044,332.93 = 39,566,552,741.84 : x
  2. Step 2: Convert to fraction form
    71,681,184,527.15/98,920,044,332.93 = 39,566,552,741.84/x
  3. Step 3: Cross multiply
    71,681,184,527.15x = 98,920,044,332.93 × 39,566,552,741.84
  4. Step 4: Simplify right side
    71,681,184,527.15x = 3,913,925,151,324,025,389,056
  5. Step 5: Solve for x
    x = 3,913,925,151,324,025,389,056/71,681,184,527.15
  6. Step 6: Final answer
    x = 54,601,848,129.92

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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.