Home / 51,018,457,528.80-76,527,686,293.20-38,621,001,880.80

Finding the Fourth Proportional to 51,018,457,528.80, 76,527,686,293.20 and 38,621,001,880.80

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Solution

The fourth proportional to 51,018,457,528.80, 76,527,686,293.20 and 38,621,001,880.80 is: 57,931,502,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,457,528.80 : 76,527,686,293.20 = 38,621,001,880.80 : x
  2. Step 2: Convert to fraction form
    51,018,457,528.80/76,527,686,293.20 = 38,621,001,880.80/x
  3. Step 3: Cross multiply
    51,018,457,528.80x = 76,527,686,293.20 × 38,621,001,880.80
  4. Step 4: Simplify right side
    51,018,457,528.80x = 2,955,575,916,262,949,650,432
  5. Step 5: Solve for x
    x = 2,955,575,916,262,949,650,432/51,018,457,528.80
  6. Step 6: Final answer
    x = 57,931,502,821.20

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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.