Home / 843,911,991.09-1,164,598,547.72-472,634,022.47

Finding the Fourth Proportional to 843,911,991.09, 1,164,598,547.72 and 472,634,022.47

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Solution

The fourth proportional to 843,911,991.09, 1,164,598,547.72 and 472,634,022.47 is: 652,234,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,911,991.09 : 1,164,598,547.72 = 472,634,022.47 : x
  2. Step 2: Convert to fraction form
    843,911,991.09/1,164,598,547.72 = 472,634,022.47/x
  3. Step 3: Cross multiply
    843,911,991.09x = 1,164,598,547.72 × 472,634,022.47
  4. Step 4: Simplify right side
    843,911,991.09x = 550,428,896,163,437,632
  5. Step 5: Solve for x
    x = 550,428,896,163,437,632/843,911,991.09
  6. Step 6: Final answer
    x = 652,234,951.01

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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.