Home / 186,624,020.40-279,936,030.60-173,869,436.40

Finding the Fourth Proportional to 186,624,020.40, 279,936,030.60 and 173,869,436.40

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Solution

The fourth proportional to 186,624,020.40, 279,936,030.60 and 173,869,436.40 is: 260,804,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,020.40 : 279,936,030.60 = 173,869,436.40 : x
  2. Step 2: Convert to fraction form
    186,624,020.40/279,936,030.60 = 173,869,436.40/x
  3. Step 3: Cross multiply
    186,624,020.40x = 279,936,030.60 × 173,869,436.40
  4. Step 4: Simplify right side
    186,624,020.40x = 48,672,319,868,475,160
  5. Step 5: Solve for x
    x = 48,672,319,868,475,160/186,624,020.40
  6. Step 6: Final answer
    x = 260,804,154.60

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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.