Home / 2,688,768,002.70-4,033,152,004.05-646,354,946.70

Finding the Fourth Proportional to 2,688,768,002.70, 4,033,152,004.05 and 646,354,946.70

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Solution

The fourth proportional to 2,688,768,002.70, 4,033,152,004.05 and 646,354,946.70 is: 969,532,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,768,002.70 : 4,033,152,004.05 = 646,354,946.70 : x
  2. Step 2: Convert to fraction form
    2,688,768,002.70/4,033,152,004.05 = 646,354,946.70/x
  3. Step 3: Cross multiply
    2,688,768,002.70x = 4,033,152,004.05 × 646,354,946.70
  4. Step 4: Simplify right side
    2,688,768,002.70x = 2,606,847,748,610,736,128
  5. Step 5: Solve for x
    x = 2,606,847,748,610,736,128/2,688,768,002.70
  6. Step 6: Final answer
    x = 969,532,420.05

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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.