Home / 1,535,072,884.29-2,118,400,526.03-830,224,848.69

Finding the Fourth Proportional to 1,535,072,884.29, 2,118,400,526.03 and 830,224,848.69

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Solution

The fourth proportional to 1,535,072,884.29, 2,118,400,526.03 and 830,224,848.69 is: 1,145,710,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,072,884.29 : 2,118,400,526.03 = 830,224,848.69 : x
  2. Step 2: Convert to fraction form
    1,535,072,884.29/2,118,400,526.03 = 830,224,848.69/x
  3. Step 3: Cross multiply
    1,535,072,884.29x = 2,118,400,526.03 × 830,224,848.69
  4. Step 4: Simplify right side
    1,535,072,884.29x = 1,758,748,756,183,922,176
  5. Step 5: Solve for x
    x = 1,758,748,756,183,922,176/1,535,072,884.29
  6. Step 6: Final answer
    x = 1,145,710,261.83

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Double scale
Find fourth proportional to 1,535,072,885.29, 2,118,400,527.41 and 830,224,849.69
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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.