Home / 70,276,579.08-96,976,384.02-42,771,467.40

Finding the Fourth Proportional to 70,276,579.08, 96,976,384.02 and 42,771,467.40

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Solution

The fourth proportional to 70,276,579.08, 96,976,384.02 and 42,771,467.40 is: 59,021,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,276,579.08 : 96,976,384.02 = 42,771,467.40 : x
  2. Step 2: Convert to fraction form
    70,276,579.08/96,976,384.02 = 42,771,467.40/x
  3. Step 3: Cross multiply
    70,276,579.08x = 96,976,384.02 × 42,771,467.40
  4. Step 4: Simplify right side
    70,276,579.08x = 4,147,822,247,681,310.50
  5. Step 5: Solve for x
    x = 4,147,822,247,681,310.50/70,276,579.08
  6. Step 6: Final answer
    x = 59,021,402.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.