Home / 186,605,875.80-279,908,813.70-50,291,259.30

Finding the Fourth Proportional to 186,605,875.80, 279,908,813.70 and 50,291,259.30

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Solution

The fourth proportional to 186,605,875.80, 279,908,813.70 and 50,291,259.30 is: 75,436,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,605,875.80 : 279,908,813.70 = 50,291,259.30 : x
  2. Step 2: Convert to fraction form
    186,605,875.80/279,908,813.70 = 50,291,259.30/x
  3. Step 3: Cross multiply
    186,605,875.80x = 279,908,813.70 × 50,291,259.30
  4. Step 4: Simplify right side
    186,605,875.80x = 14,076,966,730,142,090
  5. Step 5: Solve for x
    x = 14,076,966,730,142,090/186,605,875.80
  6. Step 6: Final answer
    x = 75,436,888.95

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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.