Home / 7,871,499,478.34-10,862,798,334.90-4,699,960,542.26

Finding the Fourth Proportional to 7,871,499,478.34, 10,862,798,334.90 and 4,699,960,542.26

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Solution

The fourth proportional to 7,871,499,478.34, 10,862,798,334.90 and 4,699,960,542.26 is: 6,486,022,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,499,478.34 : 10,862,798,334.90 = 4,699,960,542.26 : x
  2. Step 2: Convert to fraction form
    7,871,499,478.34/10,862,798,334.90 = 4,699,960,542.26/x
  3. Step 3: Cross multiply
    7,871,499,478.34x = 10,862,798,334.90 × 4,699,960,542.26
  4. Step 4: Simplify right side
    7,871,499,478.34x = 51,054,723,552,557,629,440
  5. Step 5: Solve for x
    x = 51,054,723,552,557,629,440/7,871,499,478.34
  6. Step 6: Final answer
    x = 6,486,022,605.10

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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.