Home / 163,357,273.20-245,035,909.80-162,223,532.40

Finding the Fourth Proportional to 163,357,273.20, 245,035,909.80 and 162,223,532.40

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Solution

The fourth proportional to 163,357,273.20, 245,035,909.80 and 162,223,532.40 is: 243,335,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,357,273.20 : 245,035,909.80 = 162,223,532.40 : x
  2. Step 2: Convert to fraction form
    163,357,273.20/245,035,909.80 = 162,223,532.40/x
  3. Step 3: Cross multiply
    163,357,273.20x = 245,035,909.80 × 162,223,532.40
  4. Step 4: Simplify right side
    163,357,273.20x = 39,750,590,852,603,784
  5. Step 5: Solve for x
    x = 39,750,590,852,603,784/163,357,273.20
  6. Step 6: Final answer
    x = 243,335,298.60

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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.