Home / 191,808,652.80-287,712,979.20-175,936,281.60

Finding the Fourth Proportional to 191,808,652.80, 287,712,979.20 and 175,936,281.60

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Solution

The fourth proportional to 191,808,652.80, 287,712,979.20 and 175,936,281.60 is: 263,904,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,808,652.80 : 287,712,979.20 = 175,936,281.60 : x
  2. Step 2: Convert to fraction form
    191,808,652.80/287,712,979.20 = 175,936,281.60/x
  3. Step 3: Cross multiply
    191,808,652.80x = 287,712,979.20 × 175,936,281.60
  4. Step 4: Simplify right side
    191,808,652.80x = 50,619,151,728,506,136
  5. Step 5: Solve for x
    x = 50,619,151,728,506,136/191,808,652.80
  6. Step 6: Final answer
    x = 263,904,422.40

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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.