Home / 1,018,630,802.04-1,527,944,295.84-319,176,484.60

Finding the Fourth Proportional to 1,018,630,802.04, 1,527,944,295.84 and 319,176,484.60

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Solution

The fourth proportional to 1,018,630,802.04, 1,527,944,295.84 and 319,176,484.60 is: 478,764,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,630,802.04 : 1,527,944,295.84 = 319,176,484.60 : x
  2. Step 2: Convert to fraction form
    1,018,630,802.04/1,527,944,295.84 = 319,176,484.60/x
  3. Step 3: Cross multiply
    1,018,630,802.04x = 1,527,944,295.84 × 319,176,484.60
  4. Step 4: Simplify right side
    1,018,630,802.04x = 487,683,889,010,833,600
  5. Step 5: Solve for x
    x = 487,683,889,010,833,600/1,018,630,802.04
  6. Step 6: Final answer
    x = 478,764,129.29

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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.