Home / 34,012,224,009.60-51,018,336,014.40-20,788,271,318.40

Finding the Fourth Proportional to 34,012,224,009.60, 51,018,336,014.40 and 20,788,271,318.40

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Solution

The fourth proportional to 34,012,224,009.60, 51,018,336,014.40 and 20,788,271,318.40 is: 31,182,406,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012,224,009.60 : 51,018,336,014.40 = 20,788,271,318.40 : x
  2. Step 2: Convert to fraction form
    34,012,224,009.60/51,018,336,014.40 = 20,788,271,318.40/x
  3. Step 3: Cross multiply
    34,012,224,009.60x = 51,018,336,014.40 × 20,788,271,318.40
  4. Step 4: Simplify right side
    34,012,224,009.60x = 1,060,583,011,280,645,390,336
  5. Step 5: Solve for x
    x = 1,060,583,011,280,645,390,336/34,012,224,009.60
  6. Step 6: Final answer
    x = 31,182,406,977.60

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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.