Home / 992,443,196.80-1,488,664,795.20-992,443,196.80

Finding the Fourth Proportional to 992,443,196.80, 1,488,664,795.20 and 992,443,196.80

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Solution

The fourth proportional to 992,443,196.80, 1,488,664,795.20 and 992,443,196.80 is: 1,488,664,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,443,196.80 : 1,488,664,795.20 = 992,443,196.80 : x
  2. Step 2: Convert to fraction form
    992,443,196.80/1,488,664,795.20 = 992,443,196.80/x
  3. Step 3: Cross multiply
    992,443,196.80x = 1,488,664,795.20 × 992,443,196.80
  4. Step 4: Simplify right side
    992,443,196.80x = 1,477,415,248,311,905,280
  5. Step 5: Solve for x
    x = 1,477,415,248,311,905,280/992,443,196.80
  6. Step 6: Final answer
    x = 1,488,664,795.20

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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.