Home / 10,457,424,007.80-15,686,136,011.70-3,913,472,110.20

Finding the Fourth Proportional to 10,457,424,007.80, 15,686,136,011.70 and 3,913,472,110.20

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Solution

The fourth proportional to 10,457,424,007.80, 15,686,136,011.70 and 3,913,472,110.20 is: 5,870,208,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,424,007.80 : 15,686,136,011.70 = 3,913,472,110.20 : x
  2. Step 2: Convert to fraction form
    10,457,424,007.80/15,686,136,011.70 = 3,913,472,110.20/x
  3. Step 3: Cross multiply
    10,457,424,007.80x = 15,686,136,011.70 × 3,913,472,110.20
  4. Step 4: Simplify right side
    10,457,424,007.80x = 61,387,255,798,591,807,488
  5. Step 5: Solve for x
    x = 61,387,255,798,591,807,488/10,457,424,007.80
  6. Step 6: Final answer
    x = 5,870,208,165.30

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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.