Home / 7,118,087,461.60-10,677,131,192.40-4,790,139,685.60

Finding the Fourth Proportional to 7,118,087,461.60, 10,677,131,192.40 and 4,790,139,685.60

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Solution

The fourth proportional to 7,118,087,461.60, 10,677,131,192.40 and 4,790,139,685.60 is: 7,185,209,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,087,461.60 : 10,677,131,192.40 = 4,790,139,685.60 : x
  2. Step 2: Convert to fraction form
    7,118,087,461.60/10,677,131,192.40 = 4,790,139,685.60/x
  3. Step 3: Cross multiply
    7,118,087,461.60x = 10,677,131,192.40 × 4,790,139,685.60
  4. Step 4: Simplify right side
    7,118,087,461.60x = 51,144,949,853,072,891,904
  5. Step 5: Solve for x
    x = 51,144,949,853,072,891,904/7,118,087,461.60
  6. Step 6: Final answer
    x = 7,185,209,528.40

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Double scale
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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.