Home / 370,457,430.31-555,544,895.10-124,748,095.13

Finding the Fourth Proportional to 370,457,430.31, 555,544,895.10 and 124,748,095.13

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Solution

The fourth proportional to 370,457,430.31, 555,544,895.10 and 124,748,095.13 is: 187,074,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,457,430.31 : 555,544,895.10 = 124,748,095.13 : x
  2. Step 2: Convert to fraction form
    370,457,430.31/555,544,895.10 = 124,748,095.13/x
  3. Step 3: Cross multiply
    370,457,430.31x = 555,544,895.10 × 124,748,095.13
  4. Step 4: Simplify right side
    370,457,430.31x = 69,303,167,422,920,672
  5. Step 5: Solve for x
    x = 69,303,167,422,920,672/370,457,430.31
  6. Step 6: Final answer
    x = 187,074,577.95

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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.