Home / 992,575,412.40-1,488,863,118.60-508,846,004.40

Finding the Fourth Proportional to 992,575,412.40, 1,488,863,118.60 and 508,846,004.40

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Solution

The fourth proportional to 992,575,412.40, 1,488,863,118.60 and 508,846,004.40 is: 763,269,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,575,412.40 : 1,488,863,118.60 = 508,846,004.40 : x
  2. Step 2: Convert to fraction form
    992,575,412.40/1,488,863,118.60 = 508,846,004.40/x
  3. Step 3: Cross multiply
    992,575,412.40x = 1,488,863,118.60 × 508,846,004.40
  4. Step 4: Simplify right side
    992,575,412.40x = 757,602,048,998,133,248
  5. Step 5: Solve for x
    x = 757,602,048,998,133,248/992,575,412.40
  6. Step 6: Final answer
    x = 763,269,006.60

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Double scale
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Similar ratio
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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.