Home / 64,700,487,405.60-97,050,731,108.40-42,255,442,874.40

Finding the Fourth Proportional to 64,700,487,405.60, 97,050,731,108.40 and 42,255,442,874.40

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Solution

The fourth proportional to 64,700,487,405.60, 97,050,731,108.40 and 42,255,442,874.40 is: 63,383,164,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,700,487,405.60 : 97,050,731,108.40 = 42,255,442,874.40 : x
  2. Step 2: Convert to fraction form
    64,700,487,405.60/97,050,731,108.40 = 42,255,442,874.40/x
  3. Step 3: Cross multiply
    64,700,487,405.60x = 97,050,731,108.40 × 42,255,442,874.40
  4. Step 4: Simplify right side
    64,700,487,405.60x = 4,100,921,624,269,751,320,576
  5. Step 5: Solve for x
    x = 4,100,921,624,269,751,320,576/64,700,487,405.60
  6. Step 6: Final answer
    x = 63,383,164,311.60

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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.