Home / 1,913,220,053.60-2,869,830,080.40-1,450,653,807.20

Finding the Fourth Proportional to 1,913,220,053.60, 2,869,830,080.40 and 1,450,653,807.20

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Solution

The fourth proportional to 1,913,220,053.60, 2,869,830,080.40 and 1,450,653,807.20 is: 2,175,980,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,220,053.60 : 2,869,830,080.40 = 1,450,653,807.20 : x
  2. Step 2: Convert to fraction form
    1,913,220,053.60/2,869,830,080.40 = 1,450,653,807.20/x
  3. Step 3: Cross multiply
    1,913,220,053.60x = 2,869,830,080.40 × 1,450,653,807.20
  4. Step 4: Simplify right side
    1,913,220,053.60x = 4,163,129,932,149,342,208
  5. Step 5: Solve for x
    x = 4,163,129,932,149,342,208/1,913,220,053.60
  6. Step 6: Final answer
    x = 2,175,980,710.80

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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.