Home / 54,565,628,877.08-75,300,684,548.82-30,803,838,885.08

Finding the Fourth Proportional to 54,565,628,877.08, 75,300,684,548.82 and 30,803,838,885.08

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Solution

The fourth proportional to 54,565,628,877.08, 75,300,684,548.82 and 30,803,838,885.08 is: 42,509,363,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565,628,877.08 : 75,300,684,548.82 = 30,803,838,885.08 : x
  2. Step 2: Convert to fraction form
    54,565,628,877.08/75,300,684,548.82 = 30,803,838,885.08/x
  3. Step 3: Cross multiply
    54,565,628,877.08x = 75,300,684,548.82 × 30,803,838,885.08
  4. Step 4: Simplify right side
    54,565,628,877.08x = 2,319,550,154,778,084,638,720
  5. Step 5: Solve for x
    x = 2,319,550,154,778,084,638,720/54,565,628,877.08
  6. Step 6: Final answer
    x = 42,509,363,540.98

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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.