Home / 155,682,289,715.35-233,499,839,531.70-42,370,845,628.45

Finding the Fourth Proportional to 155,682,289,715.35, 233,499,839,531.70 and 42,370,845,628.45

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Solution

The fourth proportional to 155,682,289,715.35, 233,499,839,531.70 and 42,370,845,628.45 is: 63,549,846,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,682,289,715.35 : 233,499,839,531.70 = 42,370,845,628.45 : x
  2. Step 2: Convert to fraction form
    155,682,289,715.35/233,499,839,531.70 = 42,370,845,628.45/x
  3. Step 3: Cross multiply
    155,682,289,715.35x = 233,499,839,531.70 × 42,370,845,628.45
  4. Step 4: Simplify right side
    155,682,289,715.35x = 9,893,585,655,065,506,480,128
  5. Step 5: Solve for x
    x = 9,893,585,655,065,506,480,128/155,682,289,715.35
  6. Step 6: Final answer
    x = 63,549,846,762.63

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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.