Home / 1,916,287,582.40-2,869,056,602.40-1,862,539,870.40

Finding the Fourth Proportional to 1,916,287,582.40, 2,869,056,602.40 and 1,862,539,870.40

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Solution

The fourth proportional to 1,916,287,582.40, 2,869,056,602.40 and 1,862,539,870.40 is: 2,788,585,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,287,582.40 : 2,869,056,602.40 = 1,862,539,870.40 : x
  2. Step 2: Convert to fraction form
    1,916,287,582.40/2,869,056,602.40 = 1,862,539,870.40/x
  3. Step 3: Cross multiply
    1,916,287,582.40x = 2,869,056,602.40 × 1,862,539,870.40
  4. Step 4: Simplify right side
    1,916,287,582.40x = 5,343,732,312,404,361,216
  5. Step 5: Solve for x
    x = 5,343,732,312,404,361,216/1,916,287,582.40
  6. Step 6: Final answer
    x = 2,788,585,785.08

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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.