Home / 163,830,693.60-245,746,040.40-42,662,145.60

Finding the Fourth Proportional to 163,830,693.60, 245,746,040.40 and 42,662,145.60

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Solution

The fourth proportional to 163,830,693.60, 245,746,040.40 and 42,662,145.60 is: 63,993,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,830,693.60 : 245,746,040.40 = 42,662,145.60 : x
  2. Step 2: Convert to fraction form
    163,830,693.60/245,746,040.40 = 42,662,145.60/x
  3. Step 3: Cross multiply
    163,830,693.60x = 245,746,040.40 × 42,662,145.60
  4. Step 4: Simplify right side
    163,830,693.60x = 10,484,053,356,168,282
  5. Step 5: Solve for x
    x = 10,484,053,356,168,282/163,830,693.60
  6. Step 6: Final answer
    x = 63,993,218.40

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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.