Home / 163,817,009.16-245,726,432.33-54,641,880.48

Finding the Fourth Proportional to 163,817,009.16, 245,726,432.33 and 54,641,880.48

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Solution

The fourth proportional to 163,817,009.16, 245,726,432.33 and 54,641,880.48 is: 81,963,127.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,817,009.16 : 245,726,432.33 = 54,641,880.48 : x
  2. Step 2: Convert to fraction form
    163,817,009.16/245,726,432.33 = 54,641,880.48/x
  3. Step 3: Cross multiply
    163,817,009.16x = 245,726,432.33 × 54,641,880.48
  4. Step 4: Simplify right side
    163,817,009.16x = 13,426,954,345,879,458
  5. Step 5: Solve for x
    x = 13,426,954,345,879,458/163,817,009.16
  6. Step 6: Final answer
    x = 81,963,127.12

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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.