Home / 78,612,097,237.35-117,918,145,856.02-78,612,097,237.35

Finding the Fourth Proportional to 78,612,097,237.35, 117,918,145,856.02 and 78,612,097,237.35

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Solution

The fourth proportional to 78,612,097,237.35, 117,918,145,856.02 and 78,612,097,237.35 is: 117,918,145,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,612,097,237.35 : 117,918,145,856.02 = 78,612,097,237.35 : x
  2. Step 2: Convert to fraction form
    78,612,097,237.35/117,918,145,856.02 = 78,612,097,237.35/x
  3. Step 3: Cross multiply
    78,612,097,237.35x = 117,918,145,856.02 × 78,612,097,237.35
  4. Step 4: Simplify right side
    78,612,097,237.35x = 9,269,792,748,081,465,262,080
  5. Step 5: Solve for x
    x = 9,269,792,748,081,465,262,080/78,612,097,237.35
  6. Step 6: Final answer
    x = 117,918,145,856.02

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Double scale
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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.