Home / 4,927,064,374-6,797,674,818.78-2,811,000,156.40

Finding the Fourth Proportional to 4,927,064,374, 6,797,674,818.78 and 2,811,000,156.40

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Solution

The fourth proportional to 4,927,064,374, 6,797,674,818.78 and 2,811,000,156.40 is: 3,878,225,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,064,374 : 6,797,674,818.78 = 2,811,000,156.40 : x
  2. Step 2: Convert to fraction form
    4,927,064,374/6,797,674,818.78 = 2,811,000,156.40/x
  3. Step 3: Cross multiply
    4,927,064,374x = 6,797,674,818.78 × 2,811,000,156.40
  4. Step 4: Simplify right side
    4,927,064,374x = 19,108,264,978,746,920,960
  5. Step 5: Solve for x
    x = 19,108,264,978,746,920,960/4,927,064,374
  6. Step 6: Final answer
    x = 3,878,225,151.59

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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.