Home / 1,010,621,292.48-1,516,076,533.44-311,172,600.24

Finding the Fourth Proportional to 1,010,621,292.48, 1,516,076,533.44 and 311,172,600.24

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Solution

The fourth proportional to 1,010,621,292.48, 1,516,076,533.44 and 311,172,600.24 is: 466,803,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,621,292.48 : 1,516,076,533.44 = 311,172,600.24 : x
  2. Step 2: Convert to fraction form
    1,010,621,292.48/1,516,076,533.44 = 311,172,600.24/x
  3. Step 3: Cross multiply
    1,010,621,292.48x = 1,516,076,533.44 × 311,172,600.24
  4. Step 4: Simplify right side
    1,010,621,292.48x = 471,761,477,073,370,176
  5. Step 5: Solve for x
    x = 471,761,477,073,370,176/1,010,621,292.48
  6. Step 6: Final answer
    x = 466,803,421.40

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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.