Home / 535,875,776.38-803,668,480.16-147,606,268.06

Finding the Fourth Proportional to 535,875,776.38, 803,668,480.16 and 147,606,268.06

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Solution

The fourth proportional to 535,875,776.38, 803,668,480.16 and 147,606,268.06 is: 221,369,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,875,776.38 : 803,668,480.16 = 147,606,268.06 : x
  2. Step 2: Convert to fraction form
    535,875,776.38/803,668,480.16 = 147,606,268.06/x
  3. Step 3: Cross multiply
    535,875,776.38x = 803,668,480.16 × 147,606,268.06
  4. Step 4: Simplify right side
    535,875,776.38x = 118,626,505,112,229,600
  5. Step 5: Solve for x
    x = 118,626,505,112,229,600/535,875,776.38
  6. Step 6: Final answer
    x = 221,369,411.24

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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.