Home / 249,513,435.60-374,214,166.20-163,853,019.60

Finding the Fourth Proportional to 249,513,435.60, 374,214,166.20 and 163,853,019.60

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Solution

The fourth proportional to 249,513,435.60, 374,214,166.20 and 163,853,019.60 is: 245,742,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,513,435.60 : 374,214,166.20 = 163,853,019.60 : x
  2. Step 2: Convert to fraction form
    249,513,435.60/374,214,166.20 = 163,853,019.60/x
  3. Step 3: Cross multiply
    249,513,435.60x = 374,214,166.20 × 163,853,019.60
  4. Step 4: Simplify right side
    249,513,435.60x = 61,316,121,108,966,256
  5. Step 5: Solve for x
    x = 61,316,121,108,966,256/249,513,435.60
  6. Step 6: Final answer
    x = 245,742,763.16

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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.