Home / 977,596,069.05-1,468,094,714.78-518,431,045.05

Finding the Fourth Proportional to 977,596,069.05, 1,468,094,714.78 and 518,431,045.05

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Solution

The fourth proportional to 977,596,069.05, 1,468,094,714.78 and 518,431,045.05 is: 778,548,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,596,069.05 : 1,468,094,714.78 = 518,431,045.05 : x
  2. Step 2: Convert to fraction form
    977,596,069.05/1,468,094,714.78 = 518,431,045.05/x
  3. Step 3: Cross multiply
    977,596,069.05x = 1,468,094,714.78 × 518,431,045.05
  4. Step 4: Simplify right side
    977,596,069.05x = 761,105,877,213,185,024
  5. Step 5: Solve for x
    x = 761,105,877,213,185,024/977,596,069.05
  6. Step 6: Final answer
    x = 778,548,422.31

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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.