Home / 157,464,412.10-236,196,618.15-71,205,632.90

Finding the Fourth Proportional to 157,464,412.10, 236,196,618.15 and 71,205,632.90

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Solution

The fourth proportional to 157,464,412.10, 236,196,618.15 and 71,205,632.90 is: 106,808,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,412.10 : 236,196,618.15 = 71,205,632.90 : x
  2. Step 2: Convert to fraction form
    157,464,412.10/236,196,618.15 = 71,205,632.90/x
  3. Step 3: Cross multiply
    157,464,412.10x = 236,196,618.15 × 71,205,632.90
  4. Step 4: Simplify right side
    157,464,412.10x = 16,818,529,684,210,378
  5. Step 5: Solve for x
    x = 16,818,529,684,210,378/157,464,412.10
  6. Step 6: Final answer
    x = 106,808,449.35

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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.