Home / 112,118,417.10-168,177,625.65-73,376,368.20

Finding the Fourth Proportional to 112,118,417.10, 168,177,625.65 and 73,376,368.20

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Solution

The fourth proportional to 112,118,417.10, 168,177,625.65 and 73,376,368.20 is: 110,064,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,118,417.10 : 168,177,625.65 = 73,376,368.20 : x
  2. Step 2: Convert to fraction form
    112,118,417.10/168,177,625.65 = 73,376,368.20/x
  3. Step 3: Cross multiply
    112,118,417.10x = 168,177,625.65 × 73,376,368.20
  4. Step 4: Simplify right side
    112,118,417.10x = 12,340,263,382,696,166
  5. Step 5: Solve for x
    x = 12,340,263,382,696,166/112,118,417.10
  6. Step 6: Final answer
    x = 110,064,552.30

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1.5x scale

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.