Home / 459,176,337.60-688,764,506.40-186,742,622.40

Finding the Fourth Proportional to 459,176,337.60, 688,764,506.40 and 186,742,622.40

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Solution

The fourth proportional to 459,176,337.60, 688,764,506.40 and 186,742,622.40 is: 280,113,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,176,337.60 : 688,764,506.40 = 186,742,622.40 : x
  2. Step 2: Convert to fraction form
    459,176,337.60/688,764,506.40 = 186,742,622.40/x
  3. Step 3: Cross multiply
    459,176,337.60x = 688,764,506.40 × 186,742,622.40
  4. Step 4: Simplify right side
    459,176,337.60x = 128,621,690,141,177,584
  5. Step 5: Solve for x
    x = 128,621,690,141,177,584/459,176,337.60
  6. Step 6: Final answer
    x = 280,113,933.60

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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.