Home / 1,289,439,501.42-1,779,432,537.93-732,553,106.34

Finding the Fourth Proportional to 1,289,439,501.42, 1,779,432,537.93 and 732,553,106.34

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Solution

The fourth proportional to 1,289,439,501.42, 1,779,432,537.93 and 732,553,106.34 is: 1,010,926,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,439,501.42 : 1,779,432,537.93 = 732,553,106.34 : x
  2. Step 2: Convert to fraction form
    1,289,439,501.42/1,779,432,537.93 = 732,553,106.34/x
  3. Step 3: Cross multiply
    1,289,439,501.42x = 1,779,432,537.93 × 732,553,106.34
  4. Step 4: Simplify right side
    1,289,439,501.42x = 1,303,528,833,183,091,456
  5. Step 5: Solve for x
    x = 1,303,528,833,183,091,456/1,289,439,501.42
  6. Step 6: Final answer
    x = 1,010,926,710.21

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Double scale
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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.