Home / 935,041,929.20-1,402,562,893.80-424,438,665.20

Finding the Fourth Proportional to 935,041,929.20, 1,402,562,893.80 and 424,438,665.20

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Solution

The fourth proportional to 935,041,929.20, 1,402,562,893.80 and 424,438,665.20 is: 636,657,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,041,929.20 : 1,402,562,893.80 = 424,438,665.20 : x
  2. Step 2: Convert to fraction form
    935,041,929.20/1,402,562,893.80 = 424,438,665.20/x
  3. Step 3: Cross multiply
    935,041,929.20x = 1,402,562,893.80 × 424,438,665.20
  4. Step 4: Simplify right side
    935,041,929.20x = 595,301,922,503,521,280
  5. Step 5: Solve for x
    x = 595,301,922,503,521,280/935,041,929.20
  6. Step 6: Final answer
    x = 636,657,997.80

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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.