Home / 155,383,598.40-233,075,397.60-74,762,030.40

Finding the Fourth Proportional to 155,383,598.40, 233,075,397.60 and 74,762,030.40

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Solution

The fourth proportional to 155,383,598.40, 233,075,397.60 and 74,762,030.40 is: 112,143,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,383,598.40 : 233,075,397.60 = 74,762,030.40 : x
  2. Step 2: Convert to fraction form
    155,383,598.40/233,075,397.60 = 74,762,030.40/x
  3. Step 3: Cross multiply
    155,383,598.40x = 233,075,397.60 × 74,762,030.40
  4. Step 4: Simplify right side
    155,383,598.40x = 17,425,189,960,863,288
  5. Step 5: Solve for x
    x = 17,425,189,960,863,288/155,383,598.40
  6. Step 6: Final answer
    x = 112,143,045.60

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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.