Home / 8,768,807,715.60-13,153,211,573.40-6,909,189,368.40

Finding the Fourth Proportional to 8,768,807,715.60, 13,153,211,573.40 and 6,909,189,368.40

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Solution

The fourth proportional to 8,768,807,715.60, 13,153,211,573.40 and 6,909,189,368.40 is: 10,363,784,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,807,715.60 : 13,153,211,573.40 = 6,909,189,368.40 : x
  2. Step 2: Convert to fraction form
    8,768,807,715.60/13,153,211,573.40 = 6,909,189,368.40/x
  3. Step 3: Cross multiply
    8,768,807,715.60x = 13,153,211,573.40 × 6,909,189,368.40
  4. Step 4: Simplify right side
    8,768,807,715.60x = 90,878,029,563,251,113,984
  5. Step 5: Solve for x
    x = 90,878,029,563,251,113,984/8,768,807,715.60
  6. Step 6: Final answer
    x = 10,363,784,052.60

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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.