Home / 117,588,294-162,280,935.27-70,547,137.80

Finding the Fourth Proportional to 117,588,294, 162,280,935.27 and 70,547,137.80

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Solution

The fourth proportional to 117,588,294, 162,280,935.27 and 70,547,137.80 is: 97,360,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588,294 : 162,280,935.27 = 70,547,137.80 : x
  2. Step 2: Convert to fraction form
    117,588,294/162,280,935.27 = 70,547,137.80/x
  3. Step 3: Cross multiply
    117,588,294x = 162,280,935.27 × 70,547,137.80
  4. Step 4: Simplify right side
    117,588,294x = 11,448,455,502,805,570
  5. Step 5: Solve for x
    x = 11,448,455,502,805,570/117,588,294
  6. Step 6: Final answer
    x = 97,360,503.44

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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.