Finding the Fourth Proportional to 9,657,792,373.70, 14,486,688,560.55 and 5,249,808,143.30
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Solution
The fourth proportional to 9,657,792,373.70, 14,486,688,560.55 and 5,249,808,143.30 is: 7,874,712,214.95
Step by Step Solution
- Step 1: Write the proportion equation
9,657,792,373.70 : 14,486,688,560.55 = 5,249,808,143.30 : x - Step 2: Convert to fraction form
9,657,792,373.70/14,486,688,560.55 = 5,249,808,143.30/x - Step 3: Cross multiply
9,657,792,373.70x = 14,486,688,560.55 × 5,249,808,143.30 - Step 4: Simplify right side
9,657,792,373.70x = 76,052,335,574,626,336,768 - Step 5: Solve for x
x = 76,052,335,574,626,336,768/9,657,792,373.70 - Step 6: Final answer
x = 7,874,712,214.95
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1.5x scale
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.