Home / 10,961,679,459.93-15,125,389,779.65-6,384,697,146.90

Finding the Fourth Proportional to 10,961,679,459.93, 15,125,389,779.65 and 6,384,697,146.90

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Solution

The fourth proportional to 10,961,679,459.93, 15,125,389,779.65 and 6,384,697,146.90 is: 8,809,875,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,679,459.93 : 15,125,389,779.65 = 6,384,697,146.90 : x
  2. Step 2: Convert to fraction form
    10,961,679,459.93/15,125,389,779.65 = 6,384,697,146.90/x
  3. Step 3: Cross multiply
    10,961,679,459.93x = 15,125,389,779.65 × 6,384,697,146.90
  4. Step 4: Simplify right side
    10,961,679,459.93x = 96,571,032,971,849,842,688
  5. Step 5: Solve for x
    x = 96,571,032,971,849,842,688/10,961,679,459.93
  6. Step 6: Final answer
    x = 8,809,875,651.34

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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.