Home / 7,117,385,023.02-9,821,615,942.05-4,064,961,208.36

Finding the Fourth Proportional to 7,117,385,023.02, 9,821,615,942.05 and 4,064,961,208.36

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Solution

The fourth proportional to 7,117,385,023.02, 9,821,615,942.05 and 4,064,961,208.36 is: 5,609,432,070.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,385,023.02 : 9,821,615,942.05 = 4,064,961,208.36 : x
  2. Step 2: Convert to fraction form
    7,117,385,023.02/9,821,615,942.05 = 4,064,961,208.36/x
  3. Step 3: Cross multiply
    7,117,385,023.02x = 9,821,615,942.05 × 4,064,961,208.36
  4. Step 4: Simplify right side
    7,117,385,023.02x = 39,924,487,807,773,974,528
  5. Step 5: Solve for x
    x = 39,924,487,807,773,974,528/7,117,385,023.02
  6. Step 6: Final answer
    x = 5,609,432,070.72

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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.