Home / 155,345,402,205.40-233,126,942,424.90-99,583,494,698.20

Finding the Fourth Proportional to 155,345,402,205.40, 233,126,942,424.90 and 99,583,494,698.20

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Solution

The fourth proportional to 155,345,402,205.40, 233,126,942,424.90 and 99,583,494,698.20 is: 149,445,012,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,345,402,205.40 : 233,126,942,424.90 = 99,583,494,698.20 : x
  2. Step 2: Convert to fraction form
    155,345,402,205.40/233,126,942,424.90 = 99,583,494,698.20/x
  3. Step 3: Cross multiply
    155,345,402,205.40x = 233,126,942,424.90 × 99,583,494,698.20
  4. Step 4: Simplify right side
    155,345,402,205.40x = 23,215,595,634,977,604,108,288
  5. Step 5: Solve for x
    x = 23,215,595,634,977,604,108,288/155,345,402,205.40
  6. Step 6: Final answer
    x = 149,445,012,889.93

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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.