Home / 40,866,590,743.65-61,331,174,020.91-18,498,047,672.93

Finding the Fourth Proportional to 40,866,590,743.65, 61,331,174,020.91 and 18,498,047,672.93

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Solution

The fourth proportional to 40,866,590,743.65, 61,331,174,020.91 and 18,498,047,672.93 is: 27,761,233,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866,590,743.65 : 61,331,174,020.91 = 18,498,047,672.93 : x
  2. Step 2: Convert to fraction form
    40,866,590,743.65/61,331,174,020.91 = 18,498,047,672.93/x
  3. Step 3: Cross multiply
    40,866,590,743.65x = 61,331,174,020.91 × 18,498,047,672.93
  4. Step 4: Simplify right side
    40,866,590,743.65x = 1,134,506,980,875,326,455,808
  5. Step 5: Solve for x
    x = 1,134,506,980,875,326,455,808/40,866,590,743.65
  6. Step 6: Final answer
    x = 27,761,233,815.46

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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.