Home / 539,130,286.16-808,199,417.60-293,127,428.24

Finding the Fourth Proportional to 539,130,286.16, 808,199,417.60 and 293,127,428.24

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Solution

The fourth proportional to 539,130,286.16, 808,199,417.60 and 293,127,428.24 is: 439,421,458.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,130,286.16 : 808,199,417.60 = 293,127,428.24 : x
  2. Step 2: Convert to fraction form
    539,130,286.16/808,199,417.60 = 293,127,428.24/x
  3. Step 3: Cross multiply
    539,130,286.16x = 808,199,417.60 × 293,127,428.24
  4. Step 4: Simplify right side
    539,130,286.16x = 236,905,416,786,153,792
  5. Step 5: Solve for x
    x = 236,905,416,786,153,792/539,130,286.16
  6. Step 6: Final answer
    x = 439,421,458.72

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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.