Home / 85,648,841,581.02-118,198,591,216.50-51,360,130,676.85

Finding the Fourth Proportional to 85,648,841,581.02, 118,198,591,216.50 and 51,360,130,676.85

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Solution

The fourth proportional to 85,648,841,581.02, 118,198,591,216.50 and 51,360,130,676.85 is: 70,878,893,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,648,841,581.02 : 118,198,591,216.50 = 51,360,130,676.85 : x
  2. Step 2: Convert to fraction form
    85,648,841,581.02/118,198,591,216.50 = 51,360,130,676.85/x
  3. Step 3: Cross multiply
    85,648,841,581.02x = 118,198,591,216.50 × 51,360,130,676.85
  4. Step 4: Simplify right side
    85,648,841,581.02x = 6,070,695,090,699,013,980,160
  5. Step 5: Solve for x
    x = 6,070,695,090,699,013,980,160/85,648,841,581.02
  6. Step 6: Final answer
    x = 70,878,893,148.33

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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.