Home / 134,872,079.40-202,308,119.10-100,859,855.40

Finding the Fourth Proportional to 134,872,079.40, 202,308,119.10 and 100,859,855.40

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Solution

The fourth proportional to 134,872,079.40, 202,308,119.10 and 100,859,855.40 is: 151,289,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,872,079.40 : 202,308,119.10 = 100,859,855.40 : x
  2. Step 2: Convert to fraction form
    134,872,079.40/202,308,119.10 = 100,859,855.40/x
  3. Step 3: Cross multiply
    134,872,079.40x = 202,308,119.10 × 100,859,855.40
  4. Step 4: Simplify right side
    134,872,079.40x = 20,404,767,638,671,980
  5. Step 5: Solve for x
    x = 20,404,767,638,671,980/134,872,079.40
  6. Step 6: Final answer
    x = 151,289,783.10

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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.