Home / 134,598,728.40-201,898,069.53-42,547,085.45

Finding the Fourth Proportional to 134,598,728.40, 201,898,069.53 and 42,547,085.45

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Solution

The fourth proportional to 134,598,728.40, 201,898,069.53 and 42,547,085.45 is: 63,820,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,598,728.40 : 201,898,069.53 = 42,547,085.45 : x
  2. Step 2: Convert to fraction form
    134,598,728.40/201,898,069.53 = 42,547,085.45/x
  3. Step 3: Cross multiply
    134,598,728.40x = 201,898,069.53 × 42,547,085.45
  4. Step 4: Simplify right side
    134,598,728.40x = 8,590,174,416,482,952
  5. Step 5: Solve for x
    x = 8,590,174,416,482,952/134,598,728.40
  6. Step 6: Final answer
    x = 63,820,620.88

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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.