Home / 112,134,746.04-154,745,980.37-61,898,995.18

Finding the Fourth Proportional to 112,134,746.04, 154,745,980.37 and 61,898,995.18

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Solution

The fourth proportional to 112,134,746.04, 154,745,980.37 and 61,898,995.18 is: 85,420,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,134,746.04 : 154,745,980.37 = 61,898,995.18 : x
  2. Step 2: Convert to fraction form
    112,134,746.04/154,745,980.37 = 61,898,995.18/x
  3. Step 3: Cross multiply
    112,134,746.04x = 154,745,980.37 × 61,898,995.18
  4. Step 4: Simplify right side
    112,134,746.04x = 9,578,620,693,047,004
  5. Step 5: Solve for x
    x = 9,578,620,693,047,004/112,134,746.04
  6. Step 6: Final answer
    x = 85,420,630.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.