Home / 630,256,888.02-869,899,624.29-369,580,484.82

Finding the Fourth Proportional to 630,256,888.02, 869,899,624.29 and 369,580,484.82

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Solution

The fourth proportional to 630,256,888.02, 869,899,624.29 and 369,580,484.82 is: 510,106,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,256,888.02 : 869,899,624.29 = 369,580,484.82 : x
  2. Step 2: Convert to fraction form
    630,256,888.02/869,899,624.29 = 369,580,484.82/x
  3. Step 3: Cross multiply
    630,256,888.02x = 869,899,624.29 × 369,580,484.82
  4. Step 4: Simplify right side
    630,256,888.02x = 321,497,924,889,834,048
  5. Step 5: Solve for x
    x = 321,497,924,889,834,048/630,256,888.02
  6. Step 6: Final answer
    x = 510,106,166.23

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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.