Home / 432,756,009,242.72-649,233,740,269.44-149,774,855,899.40

Finding the Fourth Proportional to 432,756,009,242.72, 649,233,740,269.44 and 149,774,855,899.40

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Solution

The fourth proportional to 432,756,009,242.72, 649,233,740,269.44 and 149,774,855,899.40 is: 224,696,798,697.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,756,009,242.72 : 649,233,740,269.44 = 149,774,855,899.40 : x
  2. Step 2: Convert to fraction form
    432,756,009,242.72/649,233,740,269.44 = 149,774,855,899.40/x
  3. Step 3: Cross multiply
    432,756,009,242.72x = 649,233,740,269.44 × 149,774,855,899.40
  4. Step 4: Simplify right side
    432,756,009,242.72x = 97,238,889,893,883,845,541,888
  5. Step 5: Solve for x
    x = 97,238,889,893,883,845,541,888/432,756,009,242.72
  6. Step 6: Final answer
    x = 224,696,798,697.36

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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.