Home / 21,730,032,006.30-32,595,048,009.45-7,771,415,276.70

Finding the Fourth Proportional to 21,730,032,006.30, 32,595,048,009.45 and 7,771,415,276.70

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Solution

The fourth proportional to 21,730,032,006.30, 32,595,048,009.45 and 7,771,415,276.70 is: 11,657,122,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,032,006.30 : 32,595,048,009.45 = 7,771,415,276.70 : x
  2. Step 2: Convert to fraction form
    21,730,032,006.30/32,595,048,009.45 = 7,771,415,276.70/x
  3. Step 3: Cross multiply
    21,730,032,006.30x = 32,595,048,009.45 × 7,771,415,276.70
  4. Step 4: Simplify right side
    21,730,032,006.30x = 253,309,654,045,409,640,448
  5. Step 5: Solve for x
    x = 253,309,654,045,409,640,448/21,730,032,006.30
  6. Step 6: Final answer
    x = 11,657,122,915.05

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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.