Home / 1,249,731,038.20-1,874,596,557.30-1,047,169,348.60

Finding the Fourth Proportional to 1,249,731,038.20, 1,874,596,557.30 and 1,047,169,348.60

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Solution

The fourth proportional to 1,249,731,038.20, 1,874,596,557.30 and 1,047,169,348.60 is: 1,570,754,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,731,038.20 : 1,874,596,557.30 = 1,047,169,348.60 : x
  2. Step 2: Convert to fraction form
    1,249,731,038.20/1,874,596,557.30 = 1,047,169,348.60/x
  3. Step 3: Cross multiply
    1,249,731,038.20x = 1,874,596,557.30 × 1,047,169,348.60
  4. Step 4: Simplify right side
    1,249,731,038.20x = 1,963,020,055,795,643,648
  5. Step 5: Solve for x
    x = 1,963,020,055,795,643,648/1,249,731,038.20
  6. Step 6: Final answer
    x = 1,570,754,022.90

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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.