Home / 1,289,439,484.22-1,779,432,514.18-732,553,089.14

Finding the Fourth Proportional to 1,289,439,484.22, 1,779,432,514.18 and 732,553,089.14

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Solution

The fourth proportional to 1,289,439,484.22, 1,779,432,514.18 and 732,553,089.14 is: 1,010,926,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,439,484.22 : 1,779,432,514.18 = 732,553,089.14 : x
  2. Step 2: Convert to fraction form
    1,289,439,484.22/1,779,432,514.18 = 732,553,089.14/x
  3. Step 3: Cross multiply
    1,289,439,484.22x = 1,779,432,514.18 × 732,553,089.14
  4. Step 4: Simplify right side
    1,289,439,484.22x = 1,303,528,785,181,333,248
  5. Step 5: Solve for x
    x = 1,303,528,785,181,333,248/1,289,439,484.22
  6. Step 6: Final answer
    x = 1,010,926,686.46

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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.