Home / 476,348,870.85-714,444,054.87-144,276,929.13

Finding the Fourth Proportional to 476,348,870.85, 714,444,054.87 and 144,276,929.13

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Solution

The fourth proportional to 476,348,870.85, 714,444,054.87 and 144,276,929.13 is: 216,391,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,348,870.85 : 714,444,054.87 = 144,276,929.13 : x
  2. Step 2: Convert to fraction form
    476,348,870.85/714,444,054.87 = 144,276,929.13/x
  3. Step 3: Cross multiply
    476,348,870.85x = 714,444,054.87 × 144,276,929.13
  4. Step 4: Simplify right side
    476,348,870.85x = 103,077,794,271,828,816
  5. Step 5: Solve for x
    x = 103,077,794,271,828,816/476,348,870.85
  6. Step 6: Final answer
    x = 216,391,389.97

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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.