Home / 21,730,032,006.40-32,595,048,009.60-7,009,541,459.20

Finding the Fourth Proportional to 21,730,032,006.40, 32,595,048,009.60 and 7,009,541,459.20

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Solution

The fourth proportional to 21,730,032,006.40, 32,595,048,009.60 and 7,009,541,459.20 is: 10,514,312,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,032,006.40 : 32,595,048,009.60 = 7,009,541,459.20 : x
  2. Step 2: Convert to fraction form
    21,730,032,006.40/32,595,048,009.60 = 7,009,541,459.20/x
  3. Step 3: Cross multiply
    21,730,032,006.40x = 32,595,048,009.60 × 7,009,541,459.20
  4. Step 4: Simplify right side
    21,730,032,006.40x = 228,476,340,387,905,634,304
  5. Step 5: Solve for x
    x = 228,476,340,387,905,634,304/21,730,032,006.40
  6. Step 6: Final answer
    x = 10,514,312,188.80

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1.5x scale

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.