Home / 31,090,397,325.12-46,635,594,216.48-8,709,459,275.52

Finding the Fourth Proportional to 31,090,397,325.12, 46,635,594,216.48 and 8,709,459,275.52

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Solution

The fourth proportional to 31,090,397,325.12, 46,635,594,216.48 and 8,709,459,275.52 is: 13,064,188,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,090,397,325.12 : 46,635,594,216.48 = 8,709,459,275.52 : x
  2. Step 2: Convert to fraction form
    31,090,397,325.12/46,635,594,216.48 = 8,709,459,275.52/x
  3. Step 3: Cross multiply
    31,090,397,325.12x = 46,635,594,216.48 × 8,709,459,275.52
  4. Step 4: Simplify right side
    31,090,397,325.12x = 406,170,808,618,108,649,472
  5. Step 5: Solve for x
    x = 406,170,808,618,108,649,472/31,090,397,325.12
  6. Step 6: Final answer
    x = 13,064,188,417.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.