Home / 1,136,443,357.02-1,704,742,017.93-399,423,657.18

Finding the Fourth Proportional to 1,136,443,357.02, 1,704,742,017.93 and 399,423,657.18

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Solution

The fourth proportional to 1,136,443,357.02, 1,704,742,017.93 and 399,423,657.18 is: 599,162,542.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,443,357.02 : 1,704,742,017.93 = 399,423,657.18 : x
  2. Step 2: Convert to fraction form
    1,136,443,357.02/1,704,742,017.93 = 399,423,657.18/x
  3. Step 3: Cross multiply
    1,136,443,357.02x = 1,704,742,017.93 × 399,423,657.18
  4. Step 4: Simplify right side
    1,136,443,357.02x = 680,914,291,350,013,824
  5. Step 5: Solve for x
    x = 680,914,291,350,013,824/1,136,443,357.02
  6. Step 6: Final answer
    x = 599,162,542.63

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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.