Home / 122,879,309.46-169,578,602.04-70,668,386.52

Finding the Fourth Proportional to 122,879,309.46, 169,578,602.04 and 70,668,386.52

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Solution

The fourth proportional to 122,879,309.46, 169,578,602.04 and 70,668,386.52 is: 97,525,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,879,309.46 : 169,578,602.04 = 70,668,386.52 : x
  2. Step 2: Convert to fraction form
    122,879,309.46/169,578,602.04 = 70,668,386.52/x
  3. Step 3: Cross multiply
    122,879,309.46x = 169,578,602.04 × 70,668,386.52
  4. Step 4: Simplify right side
    122,879,309.46x = 11,983,846,194,483,980
  5. Step 5: Solve for x
    x = 11,983,846,194,483,980/122,879,309.46
  6. Step 6: Final answer
    x = 97,525,338.05

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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.