Home / 112,772,806.80-169,159,210.20-69,501,699.60

Finding the Fourth Proportional to 112,772,806.80, 169,159,210.20 and 69,501,699.60

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Solution

The fourth proportional to 112,772,806.80, 169,159,210.20 and 69,501,699.60 is: 104,252,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,772,806.80 : 169,159,210.20 = 69,501,699.60 : x
  2. Step 2: Convert to fraction form
    112,772,806.80/169,159,210.20 = 69,501,699.60/x
  3. Step 3: Cross multiply
    112,772,806.80x = 169,159,210.20 × 69,501,699.60
  4. Step 4: Simplify right side
    112,772,806.80x = 11,756,852,611,893,654
  5. Step 5: Solve for x
    x = 11,756,852,611,893,654/112,772,806.80
  6. Step 6: Final answer
    x = 104,252,549.40

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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.