Home / 80,889,838,050.68-111,536,627,139.86-60,501,955,719.88

Finding the Fourth Proportional to 80,889,838,050.68, 111,536,627,139.86 and 60,501,955,719.88

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Solution

The fourth proportional to 80,889,838,050.68, 111,536,627,139.86 and 60,501,955,719.88 is: 83,424,373,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,889,838,050.68 : 111,536,627,139.86 = 60,501,955,719.88 : x
  2. Step 2: Convert to fraction form
    80,889,838,050.68/111,536,627,139.86 = 60,501,955,719.88/x
  3. Step 3: Cross multiply
    80,889,838,050.68x = 111,536,627,139.86 × 60,501,955,719.88
  4. Step 4: Simplify right side
    80,889,838,050.68x = 6,748,184,076,360,575,090,688
  5. Step 5: Solve for x
    x = 6,748,184,076,360,575,090,688/80,889,838,050.68
  6. Step 6: Final answer
    x = 83,424,373,678.84

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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.