Home / 186,341,853.03-257,140,058.15-102,705,381.17

Finding the Fourth Proportional to 186,341,853.03, 257,140,058.15 and 102,705,381.17

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Solution

The fourth proportional to 186,341,853.03, 257,140,058.15 and 102,705,381.17 is: 141,726,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,341,853.03 : 257,140,058.15 = 102,705,381.17 : x
  2. Step 2: Convert to fraction form
    186,341,853.03/257,140,058.15 = 102,705,381.17/x
  3. Step 3: Cross multiply
    186,341,853.03x = 257,140,058.15 × 102,705,381.17
  4. Step 4: Simplify right side
    186,341,853.03x = 26,409,667,684,572,492
  5. Step 5: Solve for x
    x = 26,409,667,684,572,492/186,341,853.03
  6. Step 6: Final answer
    x = 141,726,977.89

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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.