Home / 118,359,087,160.68-163,347,714,221.80-72,012,804,673.90

Finding the Fourth Proportional to 118,359,087,160.68, 163,347,714,221.80 and 72,012,804,673.90

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Solution

The fourth proportional to 118,359,087,160.68, 163,347,714,221.80 and 72,012,804,673.90 is: 99,385,077,397.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,359,087,160.68 : 163,347,714,221.80 = 72,012,804,673.90 : x
  2. Step 2: Convert to fraction form
    118,359,087,160.68/163,347,714,221.80 = 72,012,804,673.90/x
  3. Step 3: Cross multiply
    118,359,087,160.68x = 163,347,714,221.80 × 72,012,804,673.90
  4. Step 4: Simplify right side
    118,359,087,160.68x = 11,763,127,038,181,864,636,416
  5. Step 5: Solve for x
    x = 11,763,127,038,181,864,636,416/118,359,087,160.68
  6. Step 6: Final answer
    x = 99,385,077,397.67

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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.