Home / 368,422,960,088.80-552,634,440,133.20-103,427,345,612.80

Finding the Fourth Proportional to 368,422,960,088.80, 552,634,440,133.20 and 103,427,345,612.80

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Solution

The fourth proportional to 368,422,960,088.80, 552,634,440,133.20 and 103,427,345,612.80 is: 155,141,018,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,422,960,088.80 : 552,634,440,133.20 = 103,427,345,612.80 : x
  2. Step 2: Convert to fraction form
    368,422,960,088.80/552,634,440,133.20 = 103,427,345,612.80/x
  3. Step 3: Cross multiply
    368,422,960,088.80x = 552,634,440,133.20 × 103,427,345,612.80
  4. Step 4: Simplify right side
    368,422,960,088.80x = 57,157,513,237,192,702,427,136
  5. Step 5: Solve for x
    x = 57,157,513,237,192,702,427,136/368,422,960,088.80
  6. Step 6: Final answer
    x = 155,141,018,419.20

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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.