Home / 841,498,376.96-1,161,245,484.18-470,223,459.20

Finding the Fourth Proportional to 841,498,376.96, 1,161,245,484.18 and 470,223,459.20

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Solution

The fourth proportional to 841,498,376.96, 1,161,245,484.18 and 470,223,459.20 is: 648,895,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,498,376.96 : 1,161,245,484.18 = 470,223,459.20 : x
  2. Step 2: Convert to fraction form
    841,498,376.96/1,161,245,484.18 = 470,223,459.20/x
  3. Step 3: Cross multiply
    841,498,376.96x = 1,161,245,484.18 × 470,223,459.20
  4. Step 4: Simplify right side
    841,498,376.96x = 546,044,868,551,498,496
  5. Step 5: Solve for x
    x = 546,044,868,551,498,496/841,498,376.96
  6. Step 6: Final answer
    x = 648,895,926.01

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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.