Home / 70,773,970,324.25-97,668,075,311.78-38,221,180,838.35

Finding the Fourth Proportional to 70,773,970,324.25, 97,668,075,311.78 and 38,221,180,838.35

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Solution

The fourth proportional to 70,773,970,324.25, 97,668,075,311.78 and 38,221,180,838.35 is: 52,745,227,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,773,970,324.25 : 97,668,075,311.78 = 38,221,180,838.35 : x
  2. Step 2: Convert to fraction form
    70,773,970,324.25/97,668,075,311.78 = 38,221,180,838.35/x
  3. Step 3: Cross multiply
    70,773,970,324.25x = 97,668,075,311.78 × 38,221,180,838.35
  4. Step 4: Simplify right side
    70,773,970,324.25x = 3,732,989,168,625,130,143,744
  5. Step 5: Solve for x
    x = 3,732,989,168,625,130,143,744/70,773,970,324.25
  6. Step 6: Final answer
    x = 52,745,227,539.49

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Double scale
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1.5x scale

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.