Home / 155,383,602.40-233,075,403.60-74,762,034.40

Finding the Fourth Proportional to 155,383,602.40, 233,075,403.60 and 74,762,034.40

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Solution

The fourth proportional to 155,383,602.40, 233,075,403.60 and 74,762,034.40 is: 112,143,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,383,602.40 : 233,075,403.60 = 74,762,034.40 : x
  2. Step 2: Convert to fraction form
    155,383,602.40/233,075,403.60 = 74,762,034.40/x
  3. Step 3: Cross multiply
    155,383,602.40x = 233,075,403.60 × 74,762,034.40
  4. Step 4: Simplify right side
    155,383,602.40x = 17,425,191,341,737,084
  5. Step 5: Solve for x
    x = 17,425,191,341,737,084/155,383,602.40
  6. Step 6: Final answer
    x = 112,143,051.60

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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.