Home / 1,249,731,091.20-1,874,596,636.80-1,047,169,401.60

Finding the Fourth Proportional to 1,249,731,091.20, 1,874,596,636.80 and 1,047,169,401.60

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Solution

The fourth proportional to 1,249,731,091.20, 1,874,596,636.80 and 1,047,169,401.60 is: 1,570,754,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,731,091.20 : 1,874,596,636.80 = 1,047,169,401.60 : x
  2. Step 2: Convert to fraction form
    1,249,731,091.20/1,874,596,636.80 = 1,047,169,401.60/x
  3. Step 3: Cross multiply
    1,249,731,091.20x = 1,874,596,636.80 × 1,047,169,401.60
  4. Step 4: Simplify right side
    1,249,731,091.20x = 1,963,020,238,399,228,416
  5. Step 5: Solve for x
    x = 1,963,020,238,399,228,416/1,249,731,091.20
  6. Step 6: Final answer
    x = 1,570,754,102.40

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1.5x scale

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.