Home / 1,089,936,860.16-1,506,080,367.90-776,126,264.16

Finding the Fourth Proportional to 1,089,936,860.16, 1,506,080,367.90 and 776,126,264.16

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Solution

The fourth proportional to 1,089,936,860.16, 1,506,080,367.90 and 776,126,264.16 is: 1,072,455,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,936,860.16 : 1,506,080,367.90 = 776,126,264.16 : x
  2. Step 2: Convert to fraction form
    1,089,936,860.16/1,506,080,367.90 = 776,126,264.16/x
  3. Step 3: Cross multiply
    1,089,936,860.16x = 1,506,080,367.90 × 776,126,264.16
  4. Step 4: Simplify right side
    1,089,936,860.16x = 1,168,908,529,462,945,536
  5. Step 5: Solve for x
    x = 1,168,908,529,462,945,536/1,089,936,860.16
  6. Step 6: Final answer
    x = 1,072,455,269.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.