Home / 145,202,001,720.27-217,803,411,189.87-55,692,432,476.16

Finding the Fourth Proportional to 145,202,001,720.27, 217,803,411,189.87 and 55,692,432,476.16

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Solution

The fourth proportional to 145,202,001,720.27, 217,803,411,189.87 and 55,692,432,476.16 is: 83,538,805,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,202,001,720.27 : 217,803,411,189.87 = 55,692,432,476.16 : x
  2. Step 2: Convert to fraction form
    145,202,001,720.27/217,803,411,189.87 = 55,692,432,476.16/x
  3. Step 3: Cross multiply
    145,202,001,720.27x = 217,803,411,189.87 × 55,692,432,476.16
  4. Step 4: Simplify right side
    145,202,001,720.27x = 12,130,001,770,769,146,707,968
  5. Step 5: Solve for x
    x = 12,130,001,770,769,146,707,968/145,202,001,720.27
  6. Step 6: Final answer
    x = 83,538,805,436.98

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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.