Home / 127,467,093,570.86-175,920,013,994.03-72,547,619,482.85

Finding the Fourth Proportional to 127,467,093,570.86, 175,920,013,994.03 and 72,547,619,482.85

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Solution

The fourth proportional to 127,467,093,570.86, 175,920,013,994.03 and 72,547,619,482.85 is: 100,124,493,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,467,093,570.86 : 175,920,013,994.03 = 72,547,619,482.85 : x
  2. Step 2: Convert to fraction form
    127,467,093,570.86/175,920,013,994.03 = 72,547,619,482.85/x
  3. Step 3: Cross multiply
    127,467,093,570.86x = 175,920,013,994.03 × 72,547,619,482.85
  4. Step 4: Simplify right side
    127,467,093,570.86x = 12,762,578,234,655,656,378,368
  5. Step 5: Solve for x
    x = 12,762,578,234,655,656,378,368/127,467,093,570.86
  6. Step 6: Final answer
    x = 100,124,493,915.45

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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.