Home / 995,638,204.08-1,492,979,315.40-470,569,947.12

Finding the Fourth Proportional to 995,638,204.08, 1,492,979,315.40 and 470,569,947.12

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Solution

The fourth proportional to 995,638,204.08, 1,492,979,315.40 and 470,569,947.12 is: 705,629,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,638,204.08 : 1,492,979,315.40 = 470,569,947.12 : x
  2. Step 2: Convert to fraction form
    995,638,204.08/1,492,979,315.40 = 470,569,947.12/x
  3. Step 3: Cross multiply
    995,638,204.08x = 1,492,979,315.40 × 470,569,947.12
  4. Step 4: Simplify right side
    995,638,204.08x = 702,551,197,499,031,808
  5. Step 5: Solve for x
    x = 702,551,197,499,031,808/995,638,204.08
  6. Step 6: Final answer
    x = 705,629,007.22

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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.