Home / 186,994,924.60-280,492,386.90-155,144,428.60

Finding the Fourth Proportional to 186,994,924.60, 280,492,386.90 and 155,144,428.60

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Solution

The fourth proportional to 186,994,924.60, 280,492,386.90 and 155,144,428.60 is: 232,716,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,994,924.60 : 280,492,386.90 = 155,144,428.60 : x
  2. Step 2: Convert to fraction form
    186,994,924.60/280,492,386.90 = 155,144,428.60/x
  3. Step 3: Cross multiply
    186,994,924.60x = 280,492,386.90 × 155,144,428.60
  4. Step 4: Simplify right side
    186,994,924.60x = 43,516,831,092,250,616
  5. Step 5: Solve for x
    x = 43,516,831,092,250,616/186,994,924.60
  6. Step 6: Final answer
    x = 232,716,642.90

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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.