Home / 1,499,280,271.70-2,249,129,661.15-625,681,390.10

Finding the Fourth Proportional to 1,499,280,271.70, 2,249,129,661.15 and 625,681,390.10

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Solution

The fourth proportional to 1,499,280,271.70, 2,249,129,661.15 and 625,681,390.10 is: 938,609,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,280,271.70 : 2,249,129,661.15 = 625,681,390.10 : x
  2. Step 2: Convert to fraction form
    1,499,280,271.70/2,249,129,661.15 = 625,681,390.10/x
  3. Step 3: Cross multiply
    1,499,280,271.70x = 2,249,129,661.15 × 625,681,390.10
  4. Step 4: Simplify right side
    1,499,280,271.70x = 1,407,238,572,903,474,176
  5. Step 5: Solve for x
    x = 1,407,238,572,903,474,176/1,499,280,271.70
  6. Step 6: Final answer
    x = 938,609,411.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.