Home / 5,578,357,567.02-7,697,885,066.55-3,197,788,821.42

Finding the Fourth Proportional to 5,578,357,567.02, 7,697,885,066.55 and 3,197,788,821.42

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Solution

The fourth proportional to 5,578,357,567.02, 7,697,885,066.55 and 3,197,788,821.42 is: 4,412,806,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,357,567.02 : 7,697,885,066.55 = 3,197,788,821.42 : x
  2. Step 2: Convert to fraction form
    5,578,357,567.02/7,697,885,066.55 = 3,197,788,821.42/x
  3. Step 3: Cross multiply
    5,578,357,567.02x = 7,697,885,066.55 × 3,197,788,821.42
  4. Step 4: Simplify right side
    5,578,357,567.02x = 24,616,210,814,389,542,912
  5. Step 5: Solve for x
    x = 24,616,210,814,389,542,912/5,578,357,567.02
  6. Step 6: Final answer
    x = 4,412,806,192.26

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Double scale
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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.